Seamless:from 1/2" to 24"

Welded:from 24" to 96"( or as customer requirements)

Type

concentric reducer,  eccentric reducer,  

thickness

SCH10, SCH20, SCH30, STD SCH40,  SCH60,  XS,  SCH80.,  SCH100,  

SCH120,  SCH140,  SCH160,  XXS

standard

ASME B16.9,  ,  ASME B16.25,   MSS SP-75    DIN2616  JISB2311  

JISB2312  JISB2313

material

Carbon steel(ASTM A234WPB, , A234WPC, A420WPL6. 20#, Q235, 10#,

20#, A3,  Q235A,  20G, 16Mn,  ect)

Stainless steel(ASTM A403 WP304, 304L, 316, 316L, 321. 1Cr18Ni9Ti,  

00Cr19Ni10, 00Cr17Ni14Mo2,   ect)

Alloy steel(ASTM A234 WP12, WP11, WP22, WP5, WP9, WP91, 16MnR,  

Cr5Mo,  12Cr1MoV,  10CrMo910, 15CrMo,  12Cr2Mo1,  ect)

qualification

ISO9001:2008 , ISO 14001 OHSAS18001  acquired the license for 

manufacturing special pressure Pipline equipments from AQSIQ ,  API 

and became a member of first – grade supply network of State Power 

Corporation and China National Petroleum Corporation.We are also qualified the 

standard material supplier of China National Offshore Oil Corporation 

and China Petroleum Pipline Bureau.It was recognized by China Classification

 Society and admitted an associator  by EnergyAhead Sources Net of China

 Petroleum Distribution Electronic Market.

application

Petroleum,  chemical,  machinery,  electric power,  shipbuilding,  papermaking,  

construction,  etc

Special design available as the requirement of customer