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
Ball, gate, globe, check and control valves — manual or actuated — in full bore and reduced bore, for isolation, flow control and safety service.
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 |
|---|---|---|
| Q41F-150LbC | 球阀DN50 | 带锁开装置 |
| Q41F-150LbP | 球阀DN50 | 带锁开装置 |
| J41W-150LbPL | 截止阀DN250 | |
| J41W-150LbPL | 截止阀DN80 | |
| J41W-300LbPL | 截止阀DN200 | |
| Q31F-150LbPL | 异径球阀DN20-NPT1/2 | |
| Q41F-150LbC | 球阀DN100 | 带锁开装置 |
| Q41F-150LbC | 球阀DN25 | 带锁开装置 |
| D343F-150LbPL | 蝶阀DN500 | |
| H44W-150LbPL | 旋启式止回阀DN50 | |
| H44W-150LbPL | 旋启式止回阀DN80 | |
| Z31H-150LbPL | 异径闸阀DN20 | |
| Z31H-150LbPL | 异径闸阀DN25 | |
| Z41W-150LbPL | 楔式闸阀DN250 | |
| Z41W-300LbPL | 楔式闸阀DN80 | |
| Z61H-150LbPL | 锻钢闸阀DN25 | |
| J41H-900Lb | 截止阀DN20 | |
| Z41H-150LbP | 楔式闸阀DN20 | |
| Z41H-300LbP | 楔式闸阀DN20 | |
| J41H-2500Lb | 截止阀DN20 | |
| H44H-150LbC | 旋启式止回阀DN200 | |
| Z61W-300LbP | 锻钢闸阀DN20 | |
| Y43H-150LbC | 先导活塞式减压阀DN25 | 阀后压力0.1MPa(G) |
| Z41W-900LbP | 楔式闸阀DN20 | |
| Z41W-1500LbP | 楔式闸阀DN20 | |
| J41W-300LbRL | 截止阀DN250 | |
| Q31F-300LbRL | 异径球阀DN20-NPT1/2 | |
| Q61F-300LbRL | 锻钢球阀DN20 | |
| Z41W-300LbRL | 楔式闸阀DN25 | |
| Z61W-160P | 锻钢闸阀DN20 | |
| Z61W-160P | 锻钢闸阀DN25 | |
| Z61W-16P | 锻钢闸阀DN20 | |
| Z61W-63P | 锻钢闸阀DN20 | |
| J41H-63 | 截止阀DN250 | |
| Q41H-100 | 球阀DN50 | |
| Z31W-150LbR | 异径闸阀DN20-NPT1/2 | |
| Z31W-300LbR | 异径闸阀DN20-NPT1/2 | |
| Z31W-600LbR | 异径闸阀DN20-NPT1/2 | |
| DJ41W-150LbP | 截止阀DN25 | 设计温度-102℃ |
| DZ61W-150LbP | 锻钢闸阀DN20 | 设计温度-102℃ |
| DZ61W-150LbP | 锻钢闸阀DN25 | 设计温度-102℃ |
| H44W-150LbP | 旋启式止回阀DN40 | |
| Z41W-300LbP | 楔式闸阀DN100 | |
| Z61W-300LbP | 锻钢闸阀DN25 | |
| Z41W-600LbP | 楔式闸阀DN20 | |
| Z41W-900LbP | 楔式闸阀DN50 | |
| Q41F-16P | 球阀DN80 | |
| DJ41W-150LbP | 截止阀DN50 | 设计温度-110℃ |
| DZ41W-150LbP | 楔式闸阀DN200 | 设计温度-110℃ |
| DZ41W-150LbP | 楔式闸阀DN25 | 设计温度-110℃ |
| DZ61W-150LbP | 锻钢闸阀DN20 | 设计温度-110℃ |
| H44W-25P | 旋启式止回阀DN15 | |
| J41H-16C | 截止阀DN250 | |
| Q41Y/P8-25C | 球阀DN100 | |
| Q41Y/P8-25C | 球阀DN50 | |
| Q41Y/P8-25P8 | 球阀DN25 | |
| Q41Y/P8-25P8 | 球阀DN40 | |
| J41W-150LbRL | 截止阀DN25 | |
| Z61W-150LbRL | 锻钢闸阀DN20 | |
| DH44W-150LbP | 旋启式止回阀DN40 | 设计温度-105℃ |
| DJ41W-150LbP | 截止阀DN25 | 设计温度-105℃ |
| DZ61W-150LbP | 锻钢闸阀DN20 | 设计温度-105℃ |
| DZ61W-150LbP | 锻钢闸阀DN25 | 设计温度-105℃ |
| DJ41H-150LbC | 截止阀DN100 | 设计温度-46℃ |
| DJ41H-300Lb | 截止阀DN80 | 设计温度-46℃ |
| DJ41H-600Lb | 截止阀DN80 | 设计温度-46℃ |
| DZ41H-150lbC | 楔式闸阀DN100 | 设计温度-46℃ |
| DZ41H-150lbC | 楔式闸阀DN150 | 设计温度-46℃ |
| Z61W-25P | 锻钢闸阀DN20 | |
| H71H-150LbC | 对夹升降式止回阀DN25 | |
| H71H-150LbC | 对夹升降式止回阀DN40 | |
| DJ41W-150LbP | 截止阀DN25 | 设计温度-196℃ |
| DZ31W-150LbP | 异径闸阀DN20-NPT1/2 | 设计温度-196%%dC |
| Z31H-2500Lb | 异径闸阀DN20 | |
| Z31H-300Lb | 异径闸阀DN20 | |
| Z31H-600Lb | 异径闸阀DN20 | |
| Z31H-900Lb | 异径闸阀DN20 | |
| Z41H-2500Lb | 楔式闸阀DN40 | |
| Z31W-300LbP | 异径闸阀DN20-NPT1/2 | |
| Z61W-600LbP | 锻钢闸阀DN25 | |
| H71W-150LbP8 | 对夹升降式止回阀DN40 | |
| J41H-40 | 截止阀DN65 | |
| Z41H-40 | 楔式闸阀DN65 | |
| J11W-150LbP | 内螺纹截止阀DN25 | |
| Z41H-1500Lb | 楔式闸阀DN50 | |
| J41W-40P | 截止阀DN40 | |
| J41H-100 | 截止阀DN40 | |
| H71W-150LbP8 | 对夹升降式止回阀DN32 | |
| H76W-150LbP8 | 对夹双瓣旋启式止回阀DN65 | |
| H71W-150LbP8 | 对夹升降式止回阀DN25 | |
| H71H-150LbC | 对夹升降式止回阀DN15 | |
| H76W-150LbP8 | 对夹双瓣旋启式止回阀DN50 | |
| H42H-300Lb | 立式止回阀DN40 | |
| H42H-300Lb | 立式止回阀DN80 | |
| H41H-150Lb | 升降式止回阀DN50 | |
| Z31W-150LbP | 异径闸阀DN20 | |
| Z31W-300LbR | 异径闸阀DN25-NPT1 | |
| Z31W-150LbP | 异径闸阀DN25 | |
| Z31W-150LbP | 异径闸阀DN15-NPT1/2 | |
| WZ31R/Y-300LBC | 波纹管异径闸阀DN20-NPT1/2 | |
| Z31H-300Lb | 异径闸阀DN20-NPT3/4 | |
| Z31H-300Lb | 异径闸阀DN20-NPT1/2 | 设计温度-46℃ |
| Z31H-150LbC | 异径闸阀DN20-NPT1/2 | 设计温度-46℃ |
| Z31W-150LbPL | 异径闸阀DN15-NPT1/2 | |
| J41H-100 | 截止阀DN15 | |
| J41H-100 | 截止阀DN100 | |
| J41H-1500Lb | 截止阀DN20 | |
| J41W-150LbP | 截止阀DN250 | |
| J41H-1500Lb | 截止阀DN50 | |
| J31H-300Lb | 异径截止阀DN20 | |
| J61H-300Lb | 锻钢截止阀DN20 | |
| J41W-300LbR | 截止阀DN20 | |
| J41W-300LbR | 截止阀DN50 | |
| J41W-300LbR | 截止阀DN80 | |
| J41H-600LbP | 截止阀DN150 | |
| J41H-150LbC | 截止阀DN50(带锁开装置） | |
| WJ41R/Y-150LBC | 波纹管截止阀DN25 | |
| WJ41R/Y-300LBC | 波纹管截止阀DN25 | |
| WJ41R/Y-300LBC | 波纹管截止阀DN80 | |
| WZ41R/Y-300LBC | 波纹管楔式闸阀DN80 | |
| WJ41R/Y-300LBC | 波纹管截止阀DN100 | |
| DJ41H-300Lb | 截止阀DN25 | 设计温度-46℃ |
| DJ41H-300Lb | 截止阀DN50 | 设计温度-46℃ |
| J41H-63 | 截止阀DN40 | A105-13Cr |
| J41H-150LbC | 截止阀DN25 | 设计温度-46℃ |
| J41H-300Lb | 截止阀DN25 | 设计温度-46℃ |
| J41H-150LbC | 截止阀DN200 | 设计温度-46℃ |
| J41H-150LbC | 截止阀DN100 | 设计温度-46℃ |
| J41H-150LbC | 截止阀DN50 | 设计温度-46℃ |
| J41H-300Lb | 截止阀DN50 | 设计温度-46℃ |
| J41H-150LbC | 截止阀DN40 | 设计温度-46℃ |
| J41H-63 | 截止阀DN50 | A105-13Cr |
| J41H-2500LbR | 截止阀DN25 | |
| J41H-2500LbR | 截止阀DN40 | |
| J41H-900LbR | 截止阀DN40 | |
| J41W-300LbR | 截止阀DN25 | |
| Q41F-16P | 球阀DN40 | |
| Q41F-16P | 球阀DN50 | |
| Q41F-600Lb | 球阀DN50 | |
| Q41F-600Lb | 球阀DN25 | |
| Q347F-600lb | 球阀DN200 | |
| Q41F-600LbP | 球阀DN25 | |
| Q41F-150LbC | 球阀DN65 | |
| Q41F-600Lb | 球阀DN25 | 带锁开装置 |
| Q41F-600Lb | 球阀DN25 | 带锁关装置 |
| Q41F-300Lb | 球阀DN40 | 带锁开装置 |
| Q41F-300Lb | 球阀DN40 | 带锁关装置 |
| Q41F-150LbC | 球阀DN50 | 带锁关装置 |
| Q41F-150LbC | 球阀DN80 | 带锁开装置 |
| Q41F-150LbC | 球阀DN80 | 带锁关装置 |
| Q41F-300Lb | 球阀DN50 | 带锁开装置 |
| Q41F-600Lb | 球阀DN50 | 带锁开装置 |
| Q41F-300Lb | 球阀DN50 | 带锁关装置 |
| Q41F-600Lb | 球阀DN50 | 带锁关装置 |
| Q41Y-25 | 球阀DN25 | A105-304 |
| Q41Y-63 | 球阀DN20 | A105-304 |
| Q41Y-63 | 球阀DN25 | A105-304 |
| Q41Y-63 | 球阀DN40 | A105-304 |
| Q41Y-25 | 球阀DN50 | A105-304 |
| Q41Y-63 | 球阀DN50 | A105-304 |
| Q41Y-25 | 球阀DN80 | A105-304 |
| Q347F-150LbP | 球阀DN250 | |
| Q347Y-300Lb | 手轮球阀DN100 | |
| Q41Y-300Lb | 球阀DN40 | |
| Q41Y-150Lb | 球阀DN80 | |
| Q31Y-300Lb | 异径球阀DN20 | |
| Q61Y-300Lb | 锻钢球阀DN25 | |
| Q41Y-150Lb | 球阀DN25 | |
| Q41Y-150Lb | 球阀DN40 | |
| Z41H-100 | 楔式闸阀DN100 | |
| Z41W-150LbP | 楔式闸阀DN150 | |
| Z41W-150LbP | 楔式闸阀DN250 | |
| Z41H-600LbP | 楔式闸阀DN150 | |
| Z41H-150LbC | 楔式闸阀DN80(带锁开装置) | |
| Z41H-300Lb | 楔式闸阀DN25 | 设计温度-45℃ |
| Z61W-150LbR | 锻钢闸阀DN20 | |
| Z41W-150LbP | 楔式闸阀DN200 | |
| Z41W-150LbP | 楔式闸阀DN300 | |
| Z540H-150LbP | 楔式闸阀DN350 | |
| Z61W-300LbR | 锻钢闸阀DN20 | |
| Z41H-300Lb | 楔式闸阀DN40（带锁开装置） | |
| Z41H-150LbC | 楔式闸阀DN50（带锁开装置） | |
| Z61W-600LbR | 锻钢闸阀DN20 | |
| Z41H-150LbC | 楔式闸阀DN25 | 设计温度-46℃ |
| Z41H-150LbC | 楔式闸阀DN40 | 设计温度-46℃ |
| Z41H-150LbC | 楔式闸阀DN50 | 设计温度-46℃ |
| Z41H-150LbC | 楔式闸阀DN80 | 设计温度-46℃ |
| Z41H-150LbC | 楔式闸阀DN100 | 设计温度-46℃ |
| Z41H-150LbC | 楔式闸阀DN150 | 设计温度-46℃ |
| H44H-600Lb | 旋启式止回阀DN40 | |
| H44W-150LbP | 旋启式止回阀DN20 | |
| H44W-300LbP | 旋启式止回阀DN20 | |
| H44W-600LbP | 旋启式止回阀DN25 | |
| H44H-300Lb | 旋启式止回阀DN25 | 设计温度-46℃ |
| DH44H-300Lb | 旋启式止回阀DN25 | 设计温度-46℃ |
| DH44H-300Lb | 旋启式止回阀DN50 | 设计温度-46℃ |
| H44H-150LbC | 旋启式止回阀DN25 | 设计温度-46℃ |
| H41H-150Lb | 升降式止回阀DN25 | |
| Z61H-300LbC | 锻钢闸阀DN25 | |
| Z11H-150LbC | 内螺纹闸阀DN15 |
Page 5 / 10 · 1,918 part numbers
WCB, CF8 / CF8M (304 / 316), forged steel and duplex. Standards: API 600 / 608, ANSI B16.34, API 6D.
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
