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Mature Technical 
Safe and General boiler tubes are mainly used to manufacture water-cooled wall pipes, boiling water pipes, superheated steam pipes, superheated steam pipes for locomotive boilers, large and small smoke pipes and arch brick pipes.
Boiler Pipe Specification
| Standard | Standard Number | Steel Grade |
| Seamless steel tubes for high pressure boiler | GB/T 5310 | 20G,25MnG,15MoG,15CrMoG,12Cr1MoVG,12Cr2MoG,15Ni1MnMoNbCu,10Cr9Mo1VNbN |
| High temperature seamless carbon steel nominal pipe | ASME SA-106/SA-106M | B,C |
| Seamless carbon steel boiler tubes for high pressure service | ASME SA-192/SA-192M | A192 |
| Seamless carbon molybdenum alloy steel tubes for boiler and Superheater | ASME SA-209/SA-209M | T1,T1a,T1b |
| Seamless medium carbon tubes for boilers and superheaters | ASME SA-210/SA-210M | A-1,C |
| Seamless Ferritic and austenitic alloy tubes for boilers, superheaters and heat exchangers | ASME SA-213/SA-213M | T2,T5,T11,T12,T22,T91 |
| Seamless Ferritic Alloy Steel nominal pipe for high temperature service | ASME SA-335/SA-335M | P2,P5,P11,P12,P22,P36,P9,P91,P92 |
| Seamless steel pipe made of heat resistant steel | DIN 17175 | St35.8,St45.8,15Mo3,13CrMo44,10CrMo91 |
| Seamless steel pipe | EN10216 | P195GH,P235GH,P265GH,13CrMo4-5, 10CrMo9-10,15NiCuMoNb5-6-4,X10CrMoVNb9-1 |
| Boiler tubes shall comply with the above relevant standards. It is used for heating surface, economizer, header, superheater, reheater and petrochemical industry pipe of high pressure boiler. | ||
Chemical composition
| Grade | C | Mn | Si | P | S |
| SA106B/20G | ≤0.25 | 0.27–0.93 | ≤0.1 | ≤0.035 | ≤0.035 |
| Cr | Cu | Mo | Ni | V | |
| ≤0.4 | ≤0.4 | ≤0.15 | ≤0.4 | ≤0.08 |
Mechanical property
| Brand | Tensile strength (MPA)kg/mm² | Yield strength (MPA)kg/mm² | Elongation δ (%) |
| SA106B/20G | ≥415 | ≥240 | ≥30 |
| boiler seamless steel pipe factory | boiler stainless steel pipe |
| boiler seamless steel pipe manufacturer | boiler stainless steel pipe factories |
| boiler seamless steel pipe supplier | boiler stainless steel pipe factory |
| boiler seamless steel pipe suppliers | boiler stainless steel pipe manufacturer |
| boiler seamless steel pipe/tube | boiler stainless steel pipe manufacturers |
| boiler seamless steel pipe/tube exporter | boiler stainless steel pipe supplier |
| boiler seamless steel pipe/tube factory | boiler stainless steel pipe suppliers |
| boiler seamless steel pipe/tube manufacturer | boiler steel pipe factories |
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