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Tianjin Wanlei Steel Pipe Co.,Ltd
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JIS G3456 G3454 G3461 Carbon Steel Pipe
JIS G3456 seamless steel pipe is used for high temperature service, JIS G3454 seamless steel pipe for Pressure Service, JIS G3461 Carbon Steel Tubes for Boiler and Heat Exchanger.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of jis g3456 g3454 g3461 carbon steel pipe in China, featured by quality products and low price. If you're going to wholesale durable jis g3456 g3454 g3461 carbon steel pipe made in China, welcome to get pricelist and free sample from our factory.
JIS G3456 G3454 G3461 carbon steel pipe
JIS G3456 carbon steel pipe, JIS G3454 carbon steel pipe, JIS G3461 carbon steel pipe
JIS G3456 carbon steel pipes for high temperature service
JIS G3454 carbon steel pipe for pressure service
JIS G3461 carbon steel boiler and heat exchanger tubes
Chemical composition of JIS G3456 G3454 G3461 carbon steel pipe
| Standard | grade | Chemical Composition % | ||||
C | Si | Mn | P | S | ||
JIS G3456 | STPT 370 | 0.25max. | 0.10~0.35 | 0.30~0.90 | 0.035 max. | 0.035 max. |
STPT 410 | 0.30max. | 0.10~0.35 | 0.30~1.00 | 0.035 max. | 0.035 max. | |
STPT 480 | 0.33max. | 0.10~0.35 | 0.30~1.00 | 0.035 max. | 0.035 max. | |
JIS G3454 | STPG 370 | 0.25 max. | 0.35 max. | 0.30 to 0.90 | 0.040 max. | 0.040 max. |
STPG 410 | 0.30 max. | 0.35 max. | 0.30 to 1.00 | 0.040 max. | 0.040 max. | |
JIS G3461 | STB35 | 0.18Max | 0.35Max | 0.30~0.60 | 0.035Max | 0.035Max |
STB42 | 0.32Max | 0.35Max | 0.30~0.60 | 0.035Max | 0.035Max | |
STB52 | 0.25Max | 0.35Max | 1.00~1.50 | 0.035Max | 0.035Max | |
Mechanical Properties of JIS G3456 G3454 G3461 carbon steel pipe
| Standard | grade | Tensile strength | Yield point |
kgf/mm2 (N/mm2) | kgf/mm2 (N/mm2) | ||
JIS G3456 | STPT 370 | 38 (373)min. | 22(216) min. |
STPT 410 | 42(412)min. | 25(245) min. | |
STPT 480 | 49(481)min. | 28(275) min. | |
JIS G3454 | STPG 370 | 38 (373)min | 22(216) min |
STPG 410 | 42(412)min | 25(245) min | |
JIS G3461 | STB 340 | 340(35)min. | 175(18) min. |
STB 410 | 410(42) min. | 255(26) min. | |
STB 510 | 510(52) min. | 295(30) min. |
Hydrostatic Test of JIS G3456 G3454 G3461 carbon steel pipe
Hydrostatic Test Pressure Unit : kgf/cm3 (bar) | ||||||
Schedule(Sch) | 10 | 20 | 30 | 40 | 60 | 80 |
Hydrostatic Test Pressure | 20 (20) | 35 (34) | 50 (49) | 60 (59) | 90 (88) | 120 (118) |
Remark: 1 bar=105Pa
Mark on carbon steel pipes
Each JIS G3456 G3454 G3461 carbon steel pipe having passed the inspection shall be marked with the following items. However, the smaller pipes or other pipes specified by the purchaser may be bundled together and marked for each bundle by a suitable mean. In both cases, the order of arranging the marked items is not specified.
When approved by the purchaser, a part of the items may be omitted.
1.Standard and grade.
2.manufacturing technique.
3.Size (diameter, thickness, length).
4.Weight.
5.Manufacturer’s name or its identifying brand.
6.Heat number.
7.Other symbol can be made by purchaser’s request
Packing of carbon steel pipe
For JIS G3456 G3454 G3461 carbon steel pipe
Surface protect: varnish painting(common protect), hot dipped galvanized, 3LPE (anti-corrosion coating)
Ends type: PE(plain ends), BE (bevel ends)
Pipe ends protect: plastic ends cap, pipe ends protector
Delivery
Encasement is done by our experienced forklift and crane driver in our factory.
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