|
Specification |
Steel grade |
Chemical composition |
Remarks |
|||||
|
C |
Si |
Mn |
P |
S |
Ti |
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|
Pipes for pressure service ASTM A671, A672 |
-/A45 |
-/0.17 |
- |
0.98 |
0.035 |
0.035 |
- |
A671/ A672 |
|
-/A50 |
-/0.22 |
- |
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|
CA55/A55 |
0.28 |
- |
||||||
|
-/B55 |
-/0.20 |
0.13 ~0.45 |
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|
CB60/B60 |
0.24 |
|||||||
|
CB65/B65 |
0.28 |
|||||||
|
CB70/C70 |
0.31 |
1.30 |
||||||
|
-/C55 |
-/0.18 |
0.55 ~0.98 |
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|
CC60/C60 |
0.21 |
|||||||
|
CC65/C65 |
0.24 |
0.79 ~1.30 |
||||||
|
CC70/C70 |
0.27 |
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Mechanical Properties Of A671 CC60 Pipes
| Products | Steel Grade | BASE METAL MECHANICAL COMPOSITION | Welding point tensile strength (N/mm2) | Remarks | |||
| Yield point (N/mm2) | Tensile Stregth (N/mm2) | Test Pieces | Elongation (%) | ||||
| Pipes for pressure service ASTM A671, A672 | -/A45 | -/165 | -/310~450 | - | -/30 | -/310~450 | A671/ A672 |
| -/A50 | -/185 | -/345~485 | -/28 | -/345~485 | |||
| CA55/A55 | 205 | 380~515 | 27 | 380~515 | |||
| -/B55 | -/205 | -/380~515 | -/27 | -/380~515 | |||
| CB60/B60 | 220 | 415~550 | 25 | 415~550 | |||
| CB65/B65 | 240 | 450~585 | 23 | 450~585 | |||
| CB70/B70 | 260 | 485~620 | 21 | 485~620 | |||
| -/C55 | -/205 | -/380~515 | -/27 | -/380~515 | |||
| CC60/C60 | 220 | 415~550 | 25 | 415~550 | |||
| CC65/C65 | 240 | 450~585 | 23 | 450~585 | |||
| CC70/C70 | 260 | 485~620 | 21 | 485~620 | |||
| Type |
ASTM A671 Gr. CC60 LSAW / SAW / EFW PIPE |
|
| Executive Standard |
API SPEC 5L, GB/T 9711.1, GB/T 9711.2, GB/T 9711.3, SY/T5037 |
|
| ASTM A671 |
Standard Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures |
|
| ASTM A672 |
Standard Specification for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures |
|
| Class Designation | Class 10, 11, 12, 13, 20, 21, 22, 23, 30, 31, 32, 33, 34, 40, 41, 42, 43, 50, 51, 52, 53, 60, 61, 62, 63, 70, 71, 72, 73. | |
| Size | Outer Diameter |
Seamless 17-914mm 3/8-36 inch LSAW 457-1422mm 18-56 inch |
| Wall Thickness |
2-60mm SCH100 SCH120 SCH140 SCH160 XXS |
|
| Length |
Single random length / Double random length 5m-14m, 5.8m, 6m, 10m-12m, 12m or as customer’s actual request |
|
| Ends |
Plain end/Beveled, protected by plastic caps on both ends, cut quare, grooved, threaded and coupling, etc |
|
| Surface Treatment |
Bare, Painting black, varnished, galvanized, anti-corrosion |
|
| Technical Methods |
Hot-rolled / Cold-drawn / Hot-expanded |
|
| Testing Methods |
Eddy current testing, Hydrostatic testing or Ultrasonic examination, NDT and also with chemical and physical property inspection |
|
| Packaging |
Small pipes in bundles with strong steel strips, large pieces in loose; Covered with plastic woven bags; Suitable for lifting operation; Loaded in 40ft or 20ft container or in bulk Also according to customer’s requests |
|
| Application |
Conveying oil, gas and water |
|
| MOQ |
1 ton |
|
| Production Capacity |
5000 T/M |
|
| Delivery Time |
Within 2 Weeks |
|
Plate Specification To Manufacturer A671 Grade Cc60 Carbon Steel EFW LSAW Pipe
| Pipe Grade | Type of Steel | ASTM Specification | |
| No. | Grade / Class / Type | ||
| CA 55 | plain carbon | A285/A285M | Gr C |
| CB 60 | plain carbon, killed | A515/A515M | Gr 60 |
| CB 65 | plain carbon, killed | A515/A515M | Gr 65 |
| CB 70 | plain carbon, killed | A515/A515M | Gr 70 |
| CC 60 | plain carbon, killed, fine grain | A516/A516M | Gr 60 |
| CC 65 | plain carbon, killed, fine grain | A516/A516M | Gr 65 |
| CC 70 | plain carbon, killed, fine grain | A516/A516M | Gr 70 |
| CD 70 | manganese-silicon, normalized | A537/A537M | Cl 1 |
| CD 80 | manganese-silicon, quenched and tempered | A537/A537M | Cl 2 |
| CF 65 | nickel steel | A203/A203M | Gr A |
| CF 70 | nickel steel | A203/A203M | Gr B |
| CF 65 | nickel steel | A203/A203M | Gr D |
| CF 70 | nickel steel | A203/A203M | Gr E |
| CG 100 | 9 % nickel | A353/A353M | |
| CH 115 | 9 % nickel | A553/A553M | Type 1 |
| CJA 115 | alloy steel, quenched and tempered | A517/A517M | Gr A |
| CJB 115 | alloy steel, quenched and tempered | A517/A517M | Gr B |
| CJE 115 | alloy steel, quenched and tempered | A517/A517M | Gr E |
| CJF 115 | alloy steel, quenched and tempered | A517/A517M | Gr F |
| CJH 115 | alloy steel, quenched and tempered | A517/A517M | Gr H |
| CJP 115 | alloy steel, quenched and tempered | A517/A517M | Gr P |
| CK 75 | carbon-manganese-silicon | A299/A299M | Gr A |
| CP85 | alloy steel, age hardening, quenched and precipitation heat treated | A736/A736M | Gr A, ClaSS 3 |
S1. Tension and Bend Tests
S2. Charpy V-Notch Test (As per A20/20M)
| Acceptance Criteria Charpy V-Notch | Specification and Grade | Test Temperature, °C for plate Thickness (Unless Otherwise Agreed Upon) | |||||
| Energy Absorption | |||||||
| Class A | Min. Avg for 3 SpecimenB | Min For 1 SpecimenB | 25 mm and under | Over 25 mm to 50 mm, incl | Over 50 mm to 75 mm, incl | Over 75 mm to 125 mm, incl | |
| J | J | ||||||
| I | 14 | 10 | A285 Grade A | +4 | +16 | -- | -- |
| A285 Grade B | +10 | +21 | -- | -- | |||
| A285 Grade C | +16 | +27 | -- | -- | |||
| II | 18 | 14 | A455 | -4 | -- | -- | -- |
| III | 18 | 14 | A203 Grade A | -68 | -68 | -60 | -- |
| A203 Grade D | -101 | -101 | -87 | -- | |||
| A516 Grade 55 | -51 | -51 | -46 | -46 | |||
| A516 Grade 60 | -51 | -46 | -46 | -46 | |||
| A516 Grade 65 | -51 | -56 | -40 | -32 | |||
| IV | 20 | 16 | A203 Grade B | -68 | -68 | -60 | -- |
| A203 Grade E | -101 | -101 | -87 | -- | |||
| A203 Grade F (100 mm max) | -- | -- | -107 | -107 | |||
| A516 Grade 70 | -46 | -40 | -35 | -29 | |||
| A537 Class 1 (64 mm max) | -62 | -60 | -60 | -- | |||
| A537 Class 2 (Over 64-100 mm) | |||||||
| V | 27 | 20 | A203 Grade F | -107 | -107 | -- | -- |
| Lateral Expansion mm, Minimum Each Specimen Transverse Test | |||||||
| VI | 0.38 | A353 | -196 | -196 | -- | -- | |
| A553 Type I | -196 | -196 | -- | -- | |||
| A553 Type II | -170 | -170 | -- | -- | |||
| A517 all (64 mm max thickness) | C | C | -- | -- | |||
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