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Modelo: GB/T12770
Marca: Enriquecer
Paquete: en el embalaje marinero
productividad: 50000tons/year
transporte: Ocean,Land,Air
Lugar de origen: Zhejiang, China (continental)
Apoyo sobre: 60000 Ton per year
Certificados : ISO9001:2008 ISO14001:2008, TS16949, CE PED, TUV, API
HS-Code: 7306110000
Hafen: Ningbo,Shanghai,Zhoushan
Tipo de Pago: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
Nombre del producto: GB / T12770 Material 12Cr18Ni9 019Cr19Mo2NbTi Tubos soldados de acero inoxidable para estructuras mecánicas
S gama ize: OD: 3-500mm WT: 0.5-50mm L: 2000-12000mm acuerdo a la aplicación y la producción real de los clientes.
Aplicación: para fines de estructuras mecánicas
Grado de acero: 12Cr18Ni9,06Cr19Ni10,022Cr19Ni10,06Cr25Ni20,022Cr22Ni5Mo3N, 019Cr19Mo2NbTi, 06Cr13Al
Característica:
Buena concentricidad
Buena calidad superficial
Buena tolerancia de OD e ID
Alta precisión
Calidad estable
Rugosidad suave
ASEGURAMIENTO DE LA CALIDAD TORICH
Tabla1Tolerancia de OD
Classification | Nominal OD | Permissible Tolerance | ||
PC | PB | PA | ||
H T |
<25 | ±0.20 | ±0.15 | ±0.10 |
≥25~<40 | ±0.30 | ±0.25 | ±0.20 | |
≥40~<63 | ±0.50 | ±0.30 | ±0.25 | |
≥63~<90 | ±0.60 | ±0.50 | ±0.40 | |
≥90~<159 | ±0.80 | ±0.65 | ±0.50 | |
≥159~<300 | ±0.8%D | ±0.7%D | ±0.5%D | |
≥300~<610 | ±0.1%D | ±0.8%D | ±0.6%D | |
≥10 | protocol | protocol | protocol | |
WC SP |
<25 | ±0.15 | ±0.12 | ±0.10 |
≥25~<40 | ±0.20 | ±0.15 | ±0.13 | |
≥40~<50 | ±0.20 | ±0.18 | ±0.15 | |
≥50~<60 | ±0.25 | ±0.20 | ±0.18 | |
≥60~<90 | ±0.30 | ±0.28 | ±0.25 | |
≥90~<100 | ±0.40 | ±0.35 | ±0.30 | |
≥100~<200 | ±0.5%D | ±0.4%D | protocol | |
≥200 | protocol | protocol | protocol |
Tabla 2Tolerancia de WT
Nominal WT | Permissible Tolerance |
<0.5 | ±0..10 |
≥0.5~1.0 | ±0.15 |
>1.0~2.0 | ±0.20 |
>2.0~<4.0 | ±0.30 |
≥4.0 | ±10%S |
Tabla 3 Grado de flexión
Nominal Wall Thickness/mm | Bending Degree/(mm/m) |
≤108 | ≤1.0 |
>108~325 | ≤1.5 |
>325 | ≤2.5 |
Tabla 4 La densidad del acero y el Cálculo del peso teórico
No. | Steel Grade | Density/(kg/dm3) | The formula after conversion |
1 | 12Cr18Ni9 | 7.93 | W=0.02491S(D-S) |
2 | 06Cr19Ni10 | ||
3 | 022Cr19Ni10 | 7.90 | W=0.02482S(D-S) |
4 | 06Cr25Ni20 | 7.98 | W=0.02507S(D-S) |
5 | 06Cr17Ni12Mo2 | 8.00 | W=0.02513S(D-S) |
6 | 022Cr17Ni12Mo2 | ||
7 | 06Cr18Ni11Ti | 8.03 | W=0.02523S(D-S) |
8 | 06Cr18Ni11Nb | ||
9 | 022Cr22Ni5Mo3N | 7.80 | W=0.02450S(D-S) |
10 | 022Cr23Ni5Mo3N | ||
11 | 022Cr25Ni7Mo4N | ||
12 | 022Cr18Ti | 7.70 | W=0.02491S(D-S) |
13 | 019Cr19Mo2NbTi | 7.75 | W=0.02435S(D-S) |
14 | 06Cr13Al | ||
15 | 022Cr11Ti | ||
16 | 022Cr12Ni | ||
17 | 06Cr13 |
Tabla 5 Calidad de acero y Componenet químico
No. | Type | Unified digital code | Grade | Chemical Componenet(Quality Fraction)/% | |||||||||
C | Si | Mn | P | S | Ni | Cr | Mo | N | Others | ||||
1 | Austenite | S30210 | 12Cr18Ni9 | ≤0.15 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 8~10 | 17~19 | - | ≤0.10 | - |
2 | S30408 | 06Cr19Ni10 | ≤0.08 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 8~11 | 18~20 | - | - | - | |
3 | S30403 | 022Cr19Ni10 | ≤0.030 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 8~12 | 18~20 | - | - | - | |
4 | S31008 | 06Cr25Ni20 | ≤0.08 | ≤1.50 | ≤2.00 | ≤0.040 | ≤0.030 | 19~22 | 24~26 | - | - | - | |
5 | S31608 | 06Cr17Ni12Mo2 | ≤0.08 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 10~14 | 16~18 | 2~3 | - | - | |
6 | S31603 | 022Cr17Ni12Mo2 | ≤0.08 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 10~14 | 16~18 | 2~3 | - | - | |
7 | S32168 | 06Cr18Ni11Ti | ≤0.08 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 9~12 | 17~19 | - | - | Ti15C~0.70 | |
8 | S34778 | 06Cr18Ni11Nb | ≤0.08 | ≤0.75 | ≤2.00 | ≤0.040 | ≤0.030 | 9~12 | 17~19 | - | - | Nb110C~1010 | |
9 | Bipolar | S22253 | 022Cr22Ni5Mo3N | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.020 | 4.5~6.5 | 21~23 | 2.5~3.5 | 0.08~0.20 | |
10 | S22053 | 022Cr23Ni5Mo3N | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.020 | 4.5~6.5 | 22~23 | 3~3.5 | 0.14~0.20 | ||
11 | S25073 | 022Cr25Ni7Mo4N | ≤0.030 | ≤0.80 | ≤1.20 | ≤0.035 | ≤0.020 | 6~8 | 24~26 | 3~5 | 0.24~0.32 | Cu≤0.50 | |
12 | Ferrite | S11863 | 022Cr18Ti | ≤0.03 | ≤0.75 | ≤1 | ≤0.04 | ≤0.03 | (0.60) | 16~19 | - | - | Ti or Nb:0.1~1 |
13 | S11972 | 019Cr19Mo2NbTi | ≤0.025 | ≤0.75 | ≤1 | ≤0.04 | ≤0.03 | 1.00 | 17.5~19.50 | 1.75~2.50 | ≤0.035 | (Ti+Nb):[0.2+4(C+N)]~0.8 | |
14 | S11348 | 06Cr13Al | ≤0.08 | ≤0.75 | ≤1 | ≤0.04 | ≤0.03 | (0.60) | 11.50~14.50 | - | - | Al:0.1~0.3 | |
15 | S11163 | 022Cr11Ti | ≤0.03 | ≤0.75 | ≤1 | ≤0.04 | ≤0.02 | (0.60) | 10.50~11.70 | - | ≤0.030 | Ti≥8(C+N),Ti:0.15~0.50,Nb≤0.10 | |
16 | S11213 | 022Cr12Ni | ≤0.03 | ≤0.75 | ≤1.5 | ≤0.04 | ≤0.015 | 0.3~1.00 | 10.50~12.50 | - | ≤0.030 | ||
17 | Martensitic | S41008 | 06Cr13 | ≤0.08 | ≤0.75 | ≤1 | ≤0.04 | ≤0.03 | (0.60) | 11.50~13.50 | - | - | - |
Note:The number in brackets is the maximum allowed to be added. Chemical component of some grade is different from GB/T20878. |
Tabla 6 Régimen de tratamiento térmico recomendada de los tubos de acero
No. | Type | Steel grade | Recommendatory heat treating regime |
1 | Austenite | 12Cr18Ni9 | 1010℃~1150℃,water-cooling or other methods of rapid cooling |
2 | 06Cr19Ni10 | 1010℃~1150℃,water-cooling or other methods of rapid cooling | |
3 | 022Cr19Ni10 | 1010℃~1150℃,water-cooling or other methods of rapid cooling | |
4 | 06Cr25Ni20 | 1030℃~1180℃,water-cooling or other methods of rapid cooling | |
5 | 06Cr17Ni12Mo2 | 1010℃~1150℃,water-cooling or other methods of rapid cooling | |
6 | 022Cr17Ni12Mo2 | 1010℃~1150℃,water-cooling or other methods of rapid cooling | |
7 | 06Cr18Ni11Ti | 920℃~1150℃,water-cooling or other methods of rapid cooling | |
8 | 06Cr18Ni11Nb | 980℃~1150℃,water-cooling or other methods of rapid cooling | |
9 | Dual-phase steel | 022Cr22Ni5Mo3N | 1020℃~1100℃,water-cooling |
10 | 022Cr23Ni5Mo3N | 1020℃~1100℃,water-cooling | |
11 | 022Cr25Ni7Mo4N | 1025℃~1125℃,water-cooling | |
12 | Ferritic | 022Cr18Ti | 780℃~950℃,rapid cooling or slow cooling |
13 | 019Cr19Mo2NbTi | 800℃~1050℃,rapid cooling | |
14 | 06Cr13Al | 780℃~830℃,rapid cooling or slow cooling | |
15 | 022Cr11Ti | 800℃~900℃,rapid cooling or slow cooling | |
16 | 022Cr12Ni | 700℃~820℃,rapid cooling or slow cooling | |
17 | Martensite | 06Cr13 |
750℃,rapid cooling ;800℃~900℃,slow cooling |
China Los fabricantes de tubos de acero inoxidable, nuestro tubo de escape de acero inoxidable, tubo de acero soldado, tubería de acero inoxidable redondo, tubo de acero inoxidable polaco, tubo en espiral inoxidable, tubo de acero inoxidable dúplex son buenos en calidad y competitivo en precio.
PRODUCTOS POR GRUPO : Tubería de acero inoxidable
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