工程常见问题

阀门采购与供应商资质解答

范围、材料、标准、OEM/ODM、ITP 与询价准备——FAQ 假设与项目确认事项分开说明。

首页/常见问题
针对含湿硫化氢(H2S)的酸性工况,SMD Flow Control 严格执行冶金热处理与100%显微硬度检测,确保所有过流金属承压件及螺栓严格控制在 NACE MR0175 / ISO 15156 规定的硬度限值内(如碳钢与低合金钢 <=22 HRC),从源头杜绝硫化物应力腐蚀开裂(SSC)及氢致开裂(HIC)。

针对项目的解答

需要针对您的数据表的回复?

发来工况、阀门配置与标准——我们按你的真实范围回答,不是套话。

联系阀门工程部
Procurement FAQ — MOQ, lead time, ports, customisation, MTC
Table description
Defaults applied to standard product pages. Project-specific deviations are accepted and confirmed during the RFQ exchange; the figures below are not contractual.
ParameterValueUnitStandard
MOQ (standard catalogue items)1 piece for stocked valves; 5–10 pieces for build-to-orderpiecesInternal policy
Lead time (build-to-order)30 – 75 working days depending on size, material, certification scopeworking daysProject schedule
Loading portNingbo or Shanghai, China (FOB / CIF / DAP per Incoterms 2020)—Incoterms 2020
Customisation scopeBore, end connection, material, trim, actuation, painting, marking, packaging7 axesOEM/ODM policy
Inspection & MTCEN 10204 3.1 standard; 3.2 available via third-party inspector (BV, SGS, TÜV, DNV)—EN 10204
Payment termsT/T 30/70 standard; L/C at sight for new buyers; OA after credit review—Internal credit policy