PRODUCT
— Specializing in all kinds of stainless steel and carbon steel materials, such as hot rolled/cold rolled stainless steel coil, seamless/welded stainless steel pipe. —
- Hot rolled steel
- Cold rolled steel
- 55% galvalume steel
- PPGI/PPGL
- Steel Profiles
- Steel Pipe
- stainless steel
- Steel Strip
- Color Coated Coil
- Roofing Sheet
- Steel Rebar
- Wire Rod
- Aluminium
- GI / PPGI corrugated sheet
- Titanium Alloy
CUSTOM
— Specializing in all kinds of stainless steel and carbon steel materials, such as hot rolled/cold rolled stainless steel coil, seamless/welded stainless steel pipe. —
ABOUT US
Zhishang Steel, specializing in domestic and foreign steel products trade, warehousing, processing and other services. The team has four service teams: Shandong Zhishang Steel Co., LTD., Shandong Zhiyiheng Trading Co., LTD., Tai 'an Zhishang Economic and Trade Co., LTD., Shandong Zhishang Steel Structure Co., LTD. Mainly engaged in steel coil, coated, steel pipe, profiles, stainless steel and other steels, including cold-rolled steel coil, hot-rolled steel plate, H-shaped steel, color-coated steel coil, galvanized pipe, channel steel, Angle steel, square rectangular pipe, welded pipe, seamless steel...
USER'S NEEDS, OUR PURSUIT
NEWS
— Specializing in all kinds of stainless steel and carbon steel materials, such as hot rolled/cold rolled stainless steel coil, seamless/welded stainless steel pipe. —
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10
2026-10
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After the Weld: Cleaning, Pickling and Passivating Stainless Steel
The corrosion resistance of stainless steel is a nanometre-scale film, and welding replaces it with oxide scale and a chromium-depleted layer. Why heat tint is ···
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10
2026-10
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Sour Service Pipe: What NACE MR0175, HIC and SSC Testing Actually Cover
Sour service is not one risk but two. What MR0175 actually qualifies, what TM0177 and TM0284 each measure, why the HIC coupon and the SSC coupon ask different q···
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09
2026-10
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Reading a Pipe Specification: Nominal Bore, Schedule and What the Wall Actually Is
Two buyers can order 2 inch pipe and both receive standard product with different bores and walls. What NPS and DN actually name, why one schedule number is man···
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