20G Seamless Steel Pipe

Short Description:

20g seamless steel pipe is a long steel with a hollow section and no joints on the periphery. Steel pipes have a hollow section and are used in large quantities as pipelines for conveying fluids, such as pipelines for conveying oil, natural gas, gas, water and certain solid materials.

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Product Detail

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Production Process

Round tube blank → heating → piercing → heading → annealing → pickling → oiling (copper plating) → multi-pass cold drawing (cold rolling) → billet tube → heat treatment → straightening →Hydraulic test (flaw detection) → Marking → Warehousing.

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Packaging

Three types: strapping, boxing, oiled strapping or oiled boxing

Executive standard

1, Seamless steel pipe for structure: GB8162-201

2, Ground seam steel pipe for conveying fluid: GB8163-2018

3. Low and medium pressure boiler tube Seamless steel pipe for boiler: GB3087-2018

4. High pressure seamless pipe for boiler: GB5310-2018 (ST45.8-Ⅲ type)

5. High-pressure seamless steel pipes for fertilizer equipment: GB6479-2018

6, Seamless steel pipe for geological drilling: YB235-2018

7, Seamless steel pipe for oil drilling: YB528-2018

8. Seamless steel pipe for petroleum cracking: GB9948-2018

9, Special seamless pipe for oil drill collar: YB691-2018

10. Seamless steel pipe for automobile half shaft: GB3088-2018

11. Seamless steel pipe for ships: GB5312-2018

12. Cold-drawn cold-rolled precision seamless steel pipe: GB3639-2018

Specification

20G seamless steel pipe specification table
20G seamless steel pipe specification table	Specification	Specification	Specification
10*2	38*4.5	60*7	108*4
14*2	38*5	60*8	108*4.5
14*3	38*6	63.5*3	108*5
18*3	40*2	63.5*3.5	108*6
19*2	40*3.5	63.5*4	108*7
19*2.75	42*3	63.5*4.5	108*8
19*3	42*3.5	63.5*5	108*9
20*2	42*4	63.5*6	108*10
22*2	42*4.5	63.5*9	108*12.5
22*2.5	42*5	63.5*10	114*4
22*3	45*2.5	68*4	114*4.5
22*3.5	45*3	68*6	114*5
22*4	45*3.5	70*3	114*6
25*2	45*4	70*3.5	114*9
25*2.5	45*4.5	70*4	133*4.5
25*3	45*5	70*4.5	133*5
25*3.5	45*6	70*5	133*6
25*4	48*3	70*6	133*6.5
25.4*4.5	48*3.5	70*8	133*7
27*2.5	48*4	70*9	133*8
28*2.5	48*4.5	70*10	133*9
28*3	51*3	73*3.5	133*10
28*3.5	51*3.2	73*4	133*12.5
28*4	51*3.5	73*4.5	140*6
28*4.5	51*4	73*5	140*8
30*3	51*4.5	73*5.5	140*10
32*2	51*5	73*7	159*4.5
32*2.5	51*6	76*3.5	159*5
32*3	54*3.5	76*4	159*5.5
32*3.5	54.5*3.5	76*4.5	159*6
32*4	54*5	76*5	159*7
32*4.5	57*3	76*6	159*8
32*5	57*3.5	76*7	159*10
34*3	57*4	89*4	159*12
34*3.5	57*5	89*4.5	168*5
34*4	57*6	89*5	168*6
34*4.5	57*10	89*6	168*7
34*5	57*12	89*7	168*8
34*8	60*3	89*8	168*9
36*4	60*3.5	89*10	168*10
38*2.5	60*4	102*4	194*6
38*3	60*4.5	102*4.5	194*7
38*3.5	60*5	102*5	194*9
38*4	60*6	102*6	194*10
194*11	245*18	325*12	426*12
219*6	245*20	325*13	426*13
219*6.5	273*7	325*14	426*14
219*7	273*8	325*15	426*16
219*8	273*9	325*16	426*17
219*9	273*9.5	325*18	426*18
219*10	273*10	325*20	426*19
219*11	273*11	325*25	426*20
219*12	273*12	351*10	426*25
219*13	273*13	377*9	457*14
219*14	273*14	377*10	480*10
219*15	273*15	377*11	480*11
219*16	273*16	377*12	480*12
219*18	273*18	377*13	480*14
219*20	273*20	377*14	480*16
219*25	273*25	377*15	530*9
245*7	273*30	377*16	530*10
245*8	273*36	377*17	530*13
245*9	299*12	377*25	530*14
245*10	325*8	426*8	530*20
245*12	325*9	426*9
245*14	325*10	426*10
245*16	325*11	426*1