Product Description
1. Grade: ASTM A106B ,JIS G3456 ,DIN 17175ST45.8,GB 5310 20G,GB 6479 20G
2. Size: 3-200MM
3. Standard: ASTM,AISI,JIS,DIN,GB,EN
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Product Description
1. Grade: ASTM A106B ,JIS G3456 ,DIN 17175ST45.8,GB 5310 20G,GB 6479 20G
2. Size: 3-200MM
3. Standard: ASTM,AISI,JIS,DIN,GB,EN