Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association

 
 

12CrMo structure seamless steel pipe,12 Cr Mo steel pipes

12CrMo structure seamless steel pipe

Performance standards : GB5310-95 GB6479-86 GB9948-88 Specification Sheet

25 × 2.5-5
57 × 3-8
114 × 5-20
168 × 8-30
325 × 8-45
28 × 3-5
60 × 4-10
121 × 5-20
180 × 7-30
351 × 10-36
32 × 3-5
63.5 × 4-12
127 × 6-20
194 × 8-30
377 × 10-38
38 × 3-6
76 × 4-14
133 × 5-22
203 × 10-32
402 × 10-45
42 × 3-6
83 × 5-14
140 × 6-22
219 × 7-45
426 × 10-30
45 × 3-6
89 × 4.5-20
146 × 8-25
245 × 8-45
480 × 12-30
48 × 3-6
102 × 4-20
152 × 8-25
273 × 8-50
530 × 12-30 

Mainly produce steel grades

12CrMo structure seamless steel pipe,12 Cr Mo steel pipes

10,20,35,45,16 Mn, 12CrMo, 15CrMo, 12Cr1MoV so on.
Mechanical properties
 
standard
grades
Tensile strength (MPa)
yield strength (MPa)
Elongation (%)
GB/T8162
10
≥ 335
≥ 205
≥ 24
20
≥ 390
≥ 245
≥ 20
35
≥ 510
≥ 305
≥ 17
45
≥ 590
≥ 335
≥ 14
16Mn
≥ 490
≥ 325
≥ 21
12CrMo
≥ 410
≥ 265
≥ 24
15CrMo
≥ 440
≥ 295
≥ 22
12Cr1MoV
≥ 490
≥ 245
≥ 22 

Type: API 5L, API 5CT, ASTM A53 Grade A/B, BS1387pipes

 

Material: 10 #, 20 #, 45 #, 20G, 40Cr, 20Gr, 16Mn-45Mn, 27SiMn, Cr5Mo, 12CrMo (T12), 12Cr1MoV, 12Cr1MoVG, 10CrMo910, 15CrMo, 35CrMo, 40CrMo and so on.


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