China St35.8 Factory Supply DIN 2448 St35.8 Seamless Carbon Steel Pipe Large Diameter Hollow Structural Steel Pipe Price, Find details about China Seamless Steel Pipe, Structural Steel Pipe from St35.8 Factory Supply DIN 2448 St35.8 Seamless Carbon Steel Pipe Large Diameter Hollow Structural Steel Pipe Price
Steel Pipe Type | ERW Steel Round pipe |
Outside Dia(mm) | 10.3-1219mm |
Wall Thickness(mm) | 1.5-30mm |
Length | Random length:5-12m |
Standard | API5L , ASTM A106 Gr.B, ASTM A53 Gr.B, ASTMA179/A192/A213/A210/370WP91,WP11,WP22 GB5310-2009,GB3087-2008,GB6479-2013,GB9948-2013, GB/T8163-2008, GB8162-2008,GB/T17396-2009 |
Material | 20#, A53B, A106B, API 5L ST37.0,ST35.8,St37.2,St35.4/8,St42,St45,St52,St52.4 STP G38,STP G42,STPT42,STB42,STS42,STPT49,STS49 |
Surface | Black painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE,ect |
Certificates | API5L ISO 9001:2008 TUV SGS BV etc |
Packaging | Loose package, Packaged in bundles(3Ton Max) , bundled pipes with two slings at the both end for easy loading and discharging, End with Plastic caps or as per requirement |
Application | 1. Fluid pipe 2. Power Plant 3. Structure pipe 5. Seamless pipe /tube for petroleum cracking 6. Conduit pipe 7. Scaffolding pipe pharmaceutical andship,building etc. |
Steel Grade
Steel grade |
Chemical composition |
Mechanical properties | ||||||
C% | Si% | Mn% | P% | S% | Tensile strength (Mpa) | Yield strength (Mpa) | Elongation | |
SPCC/SPHC | ≤0.12 | ≤0.025 | ≤0.50 | ≤0.035 | ≤0.025 | ≥270 | -- | ≥38 |
ST12(DC01) | ≤0.10 | -- | ≤0.50 | ≤0.035 | ≤0.025 | ≥270 | 130-260 | ≥34 |
ST37-2G/2 | ≤0.17 | -- | ≤1.00 | ≤0.035 | ≤0.030 | 360-510 | ≥215 | ≥20 |
B340/590DP | ≤0.18 | ≤0.80 | ≤2.20 | ≤0.035 | ≤0.030 | ≥590 | 340-500 | ≥20 |
B400/780DP | ≤0.20 | ≤0.80 | ≤2.50 | ≤0.035 | ≤0.030 | ≥780 | 400-590 | ≥16 |
B340LA | ≤0.12 | -- | ≤1.00 | ≤0.030 | ≤0.030 | ≥440 | 240-460 | ≥26 |
SS400 | ≤0.21 | ≤0.30 | ≤1.40 | ≤0.035 | ≤0.035 | 400-510 | ≥245 | ≥21 |
Q195 | ≤0.12 | ≤0.30 | ≤0.50 | ≤0.035 | ≤0.040 | 315-430 | ≥195 | ≥33 |
Q235B | 0.17-0.22 | ≤0.50 | ≤1.40 | ≤0.045 | ≤0.045 | 370-500 | ≥235 | ≥26 |
Q345B | ≤0.20 | ≤0.30 | ≤1.70 | ≤0.035 | ≤0.035 | 470-630 | ≥345 | ≥20 |
SAPH370 | ≤0.21 | ≤0.30 | ≤0.75 | ≤0.035 | ≤0.035 | ≥370 | ≥225 | ≥37 |
SAPH400 | ≤0.21 | ≤0.30 | ≤1.20 | ≤0.030 | ≤0.025 | ≥400 | ≥255 | ≥36 |
SAPH440 | ≤0.21 | ≤0.20 | ≤0.15 | ≤0.030 | ≤0.025 | ≥440 | ≥305 | ≥34 |
Qste420TM | ≤0.12 | ≤0.50 | ≤1.50 | ≤0.030 | ≤0.025 | 480-620 | ≥420 | ≥21 |
Qste460TM | ≤0.12 | ≤0.50 | ≤1.60 | ≤0.030 | ≤0.025 | 520-670 | ≥460 | ≥19 |
BR1500HS/22MnB5 | 0.20-0.25 | 0.15-0.35 | 1.1-1.4 | ≤0.025 | ≤0.01 | 600-750 | ≥420 | ≥22 |