DIN 17175-79 Seamless steel tubes
Seamless steel tubes in small calibers for high(low and medium) pressure boilers and petrochemical industry
- Application: For high, middle, low pressure boiler and pressure purpose
Production Standard, Grade, Steel No:- ASTM A178 Grade A, C, D
- ASTM A192
- ASTM A210 GradeA-1, C
- BS3059-Ⅰ 320 CFS
- BS3059-Ⅱ 360, 440, 243, 620-460, 622-490, S1, S2, TC1, TC2
- EN10216-1 P195TR1/TR2, P235TR1/TR2, P265TR1/TR2
- EN10216-2 P195GH, P235GH, P265GH, TC1, TC2
- DIN17175 ST35.8, ST45.8
- DIN1629 ST37.0, ST44.0, ST50.0
- JIS G3454 STPG370, STPG410
- JIS G3461 STB340, STB410, STB440
- GB5310 20G, 15MoG, 12CrMoG, 12Cr2MoG, 15CrMoG, 12Cr1MoVG, 12Cr2MoWVTiB
- GB9948 10, 20, 12CrMo, 15CMo
- GB3087 10, 20
- Delivery Condition:Annealed, Normalized, Normalized and Tempered
- Inspection and Test:
- Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.
Surface treatment:- Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
- Inner packing:
- Caps on two ends of every pipe
Package:- bare packing/bundle packing/wooden carton packing.
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