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Carbon steel seamless gi galvanized pipes astm a 106 gr b tubes. Hot dip galvanized.Widely used as the pipe of industrial,civilian water,green house,model steel door, fence heat facilities, Constructions,etc
Galvanized steel pipe are also called Galvanized Steel tube and Gi pipe. It possess features of corrosion resistance,anti-rust,acid resistance, which extend its service life largely. Galvanized steel pipe is widely used in many area:water pipe, gas pipe, oil and other generally low pressure fluid pipeline, and is also used in petroleum industry especially the marine oil field oil well pipe, oil pipe, chemical coking equipment oil heater, cooler,coal run oil exchanger tubes, mine tunnel support rack pipe etc.
Type | Gi Pipe Seamless Pipe Sizes |
Model | DN15-400 |
O.D: | 20-406mm |
W.T | 0.5-14mm |
Length | 4-14m |
Standard | BS 1387-1985,GB/T9711.1-1997,GB/T14291-2006,ASTMA53,ASTM A 106 GR.B |
Material: | CARBON STEEL MILD STEEL |
Packing | Standard export packing or as request |
Useage | Widely used as the pipe of industrial,civilian water,green house,model steel door, fence heat facilities, Constructions,etc |
Zinc-coating | 270-360g/m2 |
Qualtity | First grade |
Tolerance | O.D (0.3)mm W.T(0.02)mm |
Trade terms | FOB/CFR/CIF |
Other
| Special design according to requirement Anti-corrosion and high-temperature resistant with black painting All the production process are made under the ISO9001-2000 strictly |
| Steel grade | GB | JIS | ASTM | DIN | |||
| Brand | Brand | Brand | Steel number | Steel number | Material number | Standard | |
| Carbon | (Q235) | GGP | G3452 | (A53- F) | (St33) | 1.0033 | DIN1626 |
| Steel pipe | STPY41 | G3457 | A283-D | ||||
| 10 | STPG38 | G3454 | A135-A | (St37) | 1.011 | DIN1626 | |
| A53-A | |||||||
| STPG38 | G3456 | A106-A | St37-2 | 1.0112 | DIN17175 | ||
| STS38 | G3455 | St35.8 | 1.0305 | DIN1629/4 | |||
| St35.4 | 1.0309 | ||||||
| STB30 | G3461 | A179-C | St35.8 | 1.0305 | DIN17175 | ||
| A214-C | |||||||
| STB33 | G3461 | A192 | St35.8 | 1.0305 | DIN17175 | ||
| A226 | |||||||
| STB35 | G3461 | St35.8 | 1.0305 | DIN17175 | |||
| 20 | STPG42 | G3454 | A315-B | (St42) | 1.013 | DIN1626 | |
| A53-B | St42-2 | 1.0132 | |||||
| STPT42 | G3456 | A106-B | St45-8 | 1.0405 | DIN17175 | ||
| STB42 | G3461 | A106-B | St45-8 | 1.0405 | DIN17175 | ||
| STS42 | G3455 | A178-C | St45-4 | 1.0309 | DIN1629/4 | ||
| A210-A-1 | |||||||
| Low alloy | 16Mn | STS49 | G3455 | A210-C | St52.4 | 1.0832 | DIN1629/4 |
| Steel pipe | STPT49 | G3456 | St52 | 1.0831 | DIN1629/3 | ||
| Elements | Chemical Composition% | Mechanical Property | ||||||
| Material | C% | Mn% | S% | P% | Si% | Yield Point | Tensile Strength | Elongation |
| (Mpa) | (Mpa) | (%) | ||||||
| Q195 | 0.06-0.12 | 0.25-0.50 | <0.05 | <0.045 | <0.3 | >195 | 315-430 | 32-33 |
| Q235 | 0.12-0.2 | 0.30-0.70 | <0.045 | <0.045 | <0.3 | >235 | 375-500 | 24-26 |
| Q345 | <0.20 | 1.0-1.6 | <0.04 | <0.04 | <0.55 | >345 | 470-630 | 21-22 |
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