Insights
Read practical steel sourcing insights from Yihang Metal, including grade selection, standards comparison, price trends, logistics planning and import risk control.
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SSAW vs LSAW vs ERW Welded Steel Pipe: How Buyers Choose the Right Process for Oil, Gas, Water, and Piling
Quick answer: choose by diameter, pressure, and what you can inspect The three welded-pipe processes are not interchangeable — they cover different diameter and wall-thickness ranges, different pressure…
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Duplex Stainless Steel 2205 vs 316L: When the Higher-Strength, Chloride-Resistant Grade Pays Off
Duplex 2205 (S32205) offers about double the yield of 316L and far better chloride and SCC resistance, at the cost of tighter welding and a 475 °C embrittlement…
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Shipbuilding Steel Plate Buying Guide: ABS AH36, DH36, EH36, FH36 vs LR, DNV, CCS Hull Steel
Shipbuilding steel is not ordinary carbon plate with a marine label. This buyer guide covers normal vs high-strength hull steel, class society stamps (ABS, LR, DNV, CCS), Z35,…
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Aluminum Checker Plate (Tread Plate) Buying Guide: 5-Bar vs Diamond, 1060 vs 3003 vs 5052
Aluminum checker plate buying guide comparing 5-bar and diamond patterns and 1060, 3003, 5052, and 6061 alloys, with the base-vs-overall thickness trap and the points to confirm before…
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Wear-Resistant Steel Plate Buying Guide: NM400, NM450, NM500 vs Hardox and AR Grades
NM400, NM450, and NM500 meet Hardox and AR grades at similar hardness. This buyer guide explains why you must specify HBW hardness and through-hardness, not just a grade…
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Weathering Steel (Corten) Buying Guide: ASTM A588, A606, Cor-Ten, Q355NH and S355J2W Explained
Corten is a brand, not a spec. This buyer guide compares ASTM A588, A606, Cor-Ten A/B, EN S355J2W, and Q355NH, and lists what to confirm on the MTC…
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Carbon Plate with Shop Primer: When It Saves Time and When Buyers Should Leave the Steel Bare
A practical guide to deciding when shop-primed carbon plate is useful, and when bare plate is the safer buying choice for fabrication or export.
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Stainless Sheet Grain Direction: Why Buyers Should Clarify It Before Cutting and Fabrication
A practical guide to why grain direction matters in decorative stainless sheet orders and how buyers can avoid avoidable fabrication disputes.
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304 No.4 vs Hairline Stainless Sheet: Which Finish Is Easier to Sell, Fabricate, and Keep Consistent?
A practical guide for buyers deciding between No.4 and hairline stainless sheet based on appearance, handling, and downstream fabrication needs.
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3003 vs 5052 Aluminum Sheet: When the Cheaper Alloy Is Enough and When It Is Not
A buyer-focused comparison of 3003 and 5052 aluminum sheet for projects balancing corrosion resistance, forming ease, and total cost.