CrabCaptain
YOUR CAPTAIN IN CHINA SOURCING
Making It Easy to Source Industrial Products from China · 让从中国采购工业品变容易
We supply a full range of pipe fittings and connectors — elbows, tees, reducers, couplings, unions and instrument tube fittings — in stainless steel, carbon steel and alloy, for process, instrumentation and hydraulic lines.
Pick a sub-category to narrow the catalog选择细分品类缩小目录
Full master-catalog extract — real part numbers, names and materials, rendered on the server so search engines can index every item. 全量型号目录（服务器渲染，便于收录）。
| Part No. | Description | Material |
|---|---|---|
| ASME-B16.9 | 弯头45E(L)15-Sch40s | ASTM-A403-WP316L |
| ASME-B16.9 | 异径接头R(E)50*20-Sch40s | ASTM-A403-WP316L |
| ASME-B16.9 | 管帽C50-Sch40s | ASTM-A403-WP304 |
| ASME-B16.9 | 三通T(R)100*40-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 三通T(R)25*20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 三通T(R)40*20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 三通T(R)40*25-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 三通T(S)20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 三通T(S)40-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 弯头45E(L)20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 弯头90E(L)20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 弯头90E(3D)20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 弯头90E(L)40-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)100*40-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)25*20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)40*20-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)40*25-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)50*40-Sch80s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(E)40*20-Sch80s | ASTM-A403-WP304 |
| GB/T12459 | 弯头90E(L)100-Sch80 | 16MnDG |
| GB/T12459 | 异径接头R(E)50*40-Sch80 | 16MnDG |
| GB/T12459 | 管帽C25-Sch80 | 16MnDG |
| GB/T12459 | 三通T(R)50*20-Sch80 | 16MnDG |
| GB/T12459 | 三通T(R)100*40-Sch80 | 16MnDG |
| GB/T12459 | 异径接头R(E)80*50-Sch80 | 16MnDG |
| GB/T12459 | 异径接头R(C)50*20-Sch160s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)40*15-Sch160s | S31603-SF316L |
| 6L-CW-FL16-PB16*Sch40 | 卡套焊接接头1O.D-Φ34*3.5 | 316L |
| 16MSC12N-316 | 卡套外螺纹接头1"O.D-3/4NPT | 316 |
| 21TU9M-316 | 不锈钢管9/16O.D*0.312I.D | 316 |
| 21TU4M-316L | 不锈钢管1/4O.D*0.109I.D | ASTM-A269-316L |
| 21TU9M-316L | 不锈钢管9/16O.D*0.312I.D | ASTM-A269-316L |
| 12U316MM-INT | 直通中间接头Φ12 | 316L |
| 8U316MM-INT | 直通中间接头Φ8 | 316L |
| 8TTT316MM-INT | 三通中间接头Φ8 | 316L |
| 12CF20316MMZ-INT | 卡套内螺纹接头M20*1.5-Φ12 | 316L |
| 8CF20316MMZ-INT | 卡套内螺纹接头M20*1.5-Φ8 | 316L |
| 12CM8316ME-INT | 卡套外螺纹接头NPT1/2-Φ12 | 316L |
| 8CM8316ME-INT | 卡套外螺纹接头NPT1/2-Φ8 | 316L |
| 8CM4316ME-INT | 卡套外螺纹接头NPT1/4-Φ8 | 316L |
| O-06Cr17Ni12Mo2-45 | 不锈钢棒材 | 06Cr17Ni12Mo2 |
| GB/T8163 | 无缝钢管Φ76*8 | 20 |
| GB/T12459 | 三通T(R)80*50-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(S)50-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)25-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(L)25-Sch80s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)40*32-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(L)80-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 异径接头R(C)25*15-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 异径接头R(E)80*50-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 异径接头R(E)50*25-Sch80s | S30408-SF304 |
| ASME-B36.19M | 无缝钢管Φ42.2*3.56 | ASTM-A312-TP316L |
| GB/T8163 | 无缝钢管Φ273*17 | 20 |
| GB/T8163 | 无缝钢管Φ299*35 | 20 |
| GB/T6479 | 无缝钢管Φ108*8 | 20 |
| GB/T14976 | 无缝钢管Φ22*2 | 06Cr19Ni10 |
| GB/T12459 | 管帽C25-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(S)80-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)80-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)40*25-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(L)20-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(R)25*20-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)25-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)40-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)50*25-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(R)80*50-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(E)50*25-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)50*25-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)80-Sch40 | 20-CF415 |
| GB/T12459 | 管帽C25-Sch40s | S31603-SF316L |
| GB/T12459 | 三通T(R)80*65-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(S)50-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 弯头90E(L)100-Sch40 | 16MnDG-LF485K2 |
| GB/T12459 | 弯头90E(L)150-Sch40 | 16MnDG-LF485K2 |
| GB/T12459 | 弯头90E(L)20-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 弯头90E(L)25-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 异径接头R(C)80*65-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)25*20-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 三通T(R)40*15-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 异径接头R(C)150*100II-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(S)150II-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(L)150II-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(S)100II-Sch80 | 20-CF415K |
| GB/T12459 | 异径接头R(E)150*100II-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(S)150II-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(L)100II-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)150*80II-Sch80 | 20-CF415K |
| GB/T12459 | 异径接头R(C)80*32II-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(S)100II-Sch80 | 20-CF415K |
| GB/T12459 | 弯头45E(L)100II-Sch80 | 20-CF415K |
| GB/T12459 | 管帽C50-Sch40s | S31603-SF316L |
| GB/T12459 | 异径接头R(C)25*15-Sch40s | S31603-SF316L |
| GB/T6479 | 无缝钢管Φ219*18 | 20 |
| GB/T12459 | 弯头90E(S)65-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)100-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(S)100-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(S)150-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)25*20-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(S)80-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)80*50-Sch40 | 20-CF415 |
| GB/T12459 | 管帽C25-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(R)100*50-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)25-Sch80s | S30408-SF304 |
| GB/T12459 | 三通T(R)40*20-Sch80 | 20-CF415 |
| GB/T12459 | 三通T(S)25-Sch80s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)25-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)50-Sch80 | 20-CF415 |
| GB/T12459 | 弯头90E(L)25II-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)50-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(L)50-Sch80 | 16MnDG-LF485K2 |
| GB/T12459 | 弯头45E(L)250-Sch40 | 20-CF415K |
| GB/T13296 | 不锈钢管Φ42*5 | 316L |
| GB/T13296 | 不锈钢管Φ27*4 | 316L |
| ASME-B16.9 | 三通T(R)100*50-Sch40s | ASTM-A403-WP304 |
| ASME-B16.9 | 弯头45E(L)100-Sch40s | ASTM-A403-WP304 |
| ASME-B16.9 | 管帽C150-Sch40s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)125*100-Sch40s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(E)100*50-Sch40s | ASTM-A403-WP304 |
| ASME-B16.9 | 异径接头R(C)50*20-Sch40 | ASTM-A234-WPB |
| ASME-B36.19M | 无缝钢管Φ48.3*5.08 | ASTM-A312-TP316L |
| GB/T6479 | 无缝钢管Φ89*16 | 20 |
| GB/T14976 | 无缝钢管Φ25*4 | 06Cr19Ni10 |
| GB/T14976 | 无缝钢管Φ32*5 | 06Cr19Ni10 |
| GB/T14976 | 无缝钢管Φ108*10 | 06Cr19Ni10 |
| GB/T14976 | 无缝钢管Φ159*12 | 06Cr19Ni10 |
| GB/T14976 | 无缝钢管Φ25*6 | 06Cr19Ni10 |
| GB/T14976 | 无缝钢管Φ32*7 | 06Cr19Ni10 |
| GB/T14976 | 无缝钢管Φ32*4 | 022Cr17Ni12Mo2 |
| GB/T14976 | 无缝钢管Φ45*4 | 022Cr17Ni12Mo2 |
| GB/T9948 | 无缝钢管Φ57*6 | 20 |
| GB/T9948 | 无缝钢管Φ108*8 | 20 |
| GB/T12459 | 异径接头R(C)40*15-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)100*80-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)150*80-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)150*125-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(S)100-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)40*25-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(S)50-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(L)40-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)20-Sch80 | 20-CF415 |
| GB/T12459 | 弯头90E(L)100-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)80*50-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)40*20-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)50*40-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)25*15-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(S)80-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(S)15-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)25*15-Sch40s | S30408-SF304 |
| GB/T12459 | 管帽C100-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)100*40-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)25*15-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)50*25-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(E)80*50-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(S)50-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(R)50*20-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(R)80*40-Sch40 | 20-CF415 |
| GB/T12459 | 弯头45E(L)20-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)15-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)80-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)20*15-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)80*40-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)20*15-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)50*20-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)15-Sch80s | S30408-SF304 |
| GB/T12459 | 弯头90E(L)80-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)25*15-Sch80s | S30408-SF304 |
| GB/T12459 | 弯头45E(L)40-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)40-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(L)80-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(L)100-Sch80 | 20-CF415K |
| GB/T12459 | 异径接头R(C)80*40-Sch80 | 20-CF415K |
| GB/T12459 | 异径接头R(E)40*25-Sch80 | 20-CF415K |
| GB/T12459 | 异径接头R(C)50*25-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)40*20-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(S)40-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)50*25-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)50*20-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)80*40-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(S)80-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)100*40-Sch80 | 20-CF415K |
| GB/T12459 | 管帽C25-Sch80 | 20-CF415K |
| GB/T12459 | 弯头45E(L)80-Sch80 | 20-CF415K |
| GB/T12459 | 弯头90E(L)50-Sch80 | 20-CF415K |
| GB/T12459 | 三通T(R)80*50-Sch80 | 20-CF415K |
| GB/T12459 | 异径接头R(C)40*20-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(E)80*32-Sch40s | S30408-SF304 |
| GB/T12459 | 弯头90E(S)32-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(S)125-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(C)80*65-Sch40 | 20-CF415 |
| GB/T12459 | 异径接头R(C)40*20-Sch80 | 20-CF415 |
| GB/T12459 | 弯头90E(L)25-Sch40s | S31608-SF316 |
| GB/T12459 | 弯头90E(L)50-Sch40s | S31608-SF316 |
| GB/T12459 | 弯头45E(L)15-Sch40s | S30408-SF304 |
| GB/T12459 | 异径接头R(E)32*25-Sch40s | S30408-SF304 |
| GB/T12459 | 三通T(R)50*25-Sch40s | S31603-SF316L |
| GB/T12459 | 异径接头R(C)300*250-Sch40 | 20-CF415K |
| GB/T12459 | 弯头45E(L)125-Sch40s | S30408-SF304 |
| GB/T12459 | 管帽C32-Sch40 | 20-CF415 |
| GB/T12459 | 三通T(R)32*25-Sch40 | 20-CF415 |
| GB/T12459 | 弯头90E(L)20II-Sch80 | 20-CF415 |
Page 18 / 23 · 4,562 part numbers
304 / 316 / L stainless, carbon steel A105 / SS400, alloy steel and brass. Standards: ANSI B16.9 & B16.11, DIN, JIS, GB.
Send us any model number from the catalog above, or describe your duty — we will match it across our verified factory network and respond within 24 hours.
资质与认证 — 合作工厂均具备完整资质（ISO、CE、材质报告 MTC、出厂检验单等）。出于商业保密，完整证书扫描与工厂资质仅在签署 NDA 后向已验证买家提供；询价时可直接向我们索取。 / Our partner factories hold full qualifications (ISO, CE, MTC material reports, mill test certificates). For commercial confidentiality, complete certificate scans and factory qualifications are shared with verified buyers under NDA on request.
Quality Management System
Environmental Management
EU Conformity Declaration
Registered & Licensed Supplier / 营业执照
On-site Audited Manufacturer / 实地认证
