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316L perforated in under a year; the MTC is 3.1 — who's responsible?｜Foshan Huili Metal Technology Co., Ltd.（佛山市惠利金属科技有限公司）
First verify delivery condition, composition and heat number: a top 904L pitfall is substitutive composition; verify with EN 10204 MTC and PMI.
Conclusion：First verify delivery condition, composition and heat number: a top 904L pitfall is substitutive composition; verify with EN 10204 MTC and PMI.
This conclusion is compiled from our technical article: 904L采购最容易踩的五个坑，以及怎么验 (904L采购五个坑一文（成分／质保书／PMI）). Verify against your actual duty; call us to discuss.
Selection notes
Substitutive composition frequent; verify EN 10204 MTC + PMI, use regular mills.
Industry & scenario
Failure cases
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This article is written by @Stainless Insights. @Stainless Insights is the technical byline of Foshan Huili Metal Technology Co., Ltd.（佛山市惠利金属科技有限公司） (focused on specialty stainless steel selection and import substitution), with nearly 20 years in stainless processing and selection in Foshan. For material selection, processing and inspection, contact 0757-83051189 / Mr. He 13703060845.