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Os tubos devem ser fornecidos nas seguintes formas: seções redondas, quadradas, retangulares e especiais. A análise de calor deve ser feita para determinar as porcentagens dos elementos especificados. Se os processos de fusão secundária forem utilizados, a análise de calor deverá ser obtida de um lingote restritivo ou o produto de um lingote restrito de cada fundido primário. A tubulação deve ser revestida com um filme de óleo antes de moldar a ferrugem do retardado quando especificado
| 1. Out Diameter: | 13.7mm-914mm |
| 2. Wall Thickness: | 2mm-120mm |
| 3. Length: | 3m-12m |
| 4. Producing Standard: | American ASME B36.10M, ASTM, API 5L, API 5CTJapanese JISGerman DINChinese GBBS standard |
| 5. Main Material:(Carbon Steel & Low Alloy steel) | ASTM A53, A106, A210, A252, A333 etc;X42, X46, X52, X60, X65, X70 etc;JIS STPG42, G3454, G3456 etc;German St37, St42, St45, St52, DIN1626, DIN17175Chinese 20#, Q345, 16Mn etc |
| 6. Special specifications: | Available according to customer’s requirements and quantity. |
| 7. End Shape: | Beveled end , plain end, varnished, or adding plastic caps to protect the two ends as per customer’s requirements |
| 8. Surface treatment: | Painted, Oiled, galvanized, phosphate etc |
| 9. Usage: | Widely used in the mechanical treatment field, petrochemical industry, transport and construction fieldOrdinary structural purposes and mechanic structural purposes, for example in construction field, fulcrum bearing etc;The transportation of fluids in the projects and big equipments, for example transport of water, oil, gas etcCan be used in low and medium pressure boiler for the transportation of fluids, for example steam tube, big smoke tube, small smoke tube, generating tube etc |
| 10. Certificates: | ISO,CE, API 5L certificate |
| 11. Third party inspection: | Welcome you to send a third party inspecting company (BV, SGS etc) to check the quality of our final products. |
Composição química ( % ) :
|
The Chemical Composition for Carbon steel |
||||
|
Grade |
Chemical composition (%) |
|||
|
C |
Mn |
P |
S |
|
|
1010 |
0.08-0.13 |
0.30-0.60 |
=0.040 |
=0.050 |
|
1020 |
0.18-0.23 |
0.30-0.60 |
=0.040 |
=0.050 |
|
1045 |
0.43-0.50 |
0.30-0.90 |
=0.040 |
=0.050 |
|
1518 |
0.15-0.21 |
1.10-1.40 |
=0.040 |
=0.050 |
|
The Chemical Composition for Alloy Steel |
||||||||
|
Grade |
Chemical composition (%) |
|||||||
|
C |
Mn |
P max |
S max |
Si |
Ni |
Cr |
Mo |
|
|
4118 |
0.18-0.23 |
0.70-0.90 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.40-0.60 |
0.08-0.15 |
|
4130 |
0.28-0.33 |
0.40-0.60 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.80-1.10 |
0.15-0.25 |
|
4135 |
0.32-0.39 |
0.65-0.95 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.80-1.10 |
0.15-0.25 |
|
4140 |
0.38-0.43 |
0.75-1.00 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.80-1.10 |
0.15-0.25 |
Propriedades mecânicas :
|
Grade |
State |
Tensile Strength |
Yield Strength |
Elongation |
Hardness |
||
|
Ksi |
Mpa |
Ksi |
Mpa |
% |
(HB) |
||
|
1020 |
HR |
50 |
345 |
32 |
221 |
25 |
55 |
|
CW |
70 |
483 |
60 |
414 |
5 |
75 |
|
|
SR |
65 |
448 |
50 |
345 |
10 |
72 |
|
|
A |
48 |
331 |
28 |
193 |
30 |
50 |
|
|
N |
55 |
379 |
34 |
234 |
22 |
60 |
|
|
1045 |
HR |
75 |
517 |
45 |
310 |
15 |
80 |
|
CW |
90 |
621 |
80 |
552 |
5 |
90 |
|
|
SR |
80 |
552 |
70 |
483 |
8 |
85 |
|
|
A |
65 |
448 |
35 |
241 |
20 |
72 |
|
|
N |
75 |
517 |
48 |
331 |
15 |
80 |
|
|
4130 |
HR |
90 |
621 |
70 |
483 |
20 |
89 |
|
SR |
105 |
724 |
85 |
586 |
10 |
95 |
|
|
A |
75 |
517 |
55 |
379 |
30 |
81 |
|
|
N |
90 |
621 |
60 |
414 |
20 |
89 |
|
|
4140 |
HR |
120 |
855 |
90 |
621 |
15 |
100 |
|
SR |
120 |
855 |
100 |
689 |
10 |
100 |
|
|
A |
80 |
552 |
60 |
414 |
25 |
85 |
|
|
N |
120 |
855 |
90 |
621 |
10 |
100 |
|
Pintado, oleado, galvanizado, fosfato etc
| Unidades de venda | : | Piece/Pieces |
|---|---|---|
| Tipo de pacote | : | em Bulding +Saco de tecido +tampa de plástico na extremidade |
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Pacote: em Bulding +Saco de tecido +tampa de plástico na extremidade
transporte: Ocean
Lugar de origem: Cidade de Foshan, Guangdong Provi
Apoio sobre: Within 30 days and Depends on your order quantity
porta: g,u,a
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