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Tel:0417-2952333 / 2951222
CN  |  EN


User name

Project name

 Dalian petrochemical company

300,000 tons of synthetic ammonia project

Heating bend pipe specification: φ 508x9.5 pressure: PN6.3-PN10material: 20#

 Shanghai Waigaoqiao power plant

50KW genset

Tubing: DN50-DN1200 pressure: PN6.3-PN10 material: 20#,Q235B

 Zhengzhou in hanfeng power plant

50KW generator sets, power grids with fittings

Tubing: DN50-DN1200 20#,Q235B

Shanxi shentou second power plant

50KW genset

Tubing: DN50-DN1000 20#,304,316L,Q235B

Jinzhou oil factory

Large chemical fertilizer project, 500,000-ton ethylene project

Pipe specification: φ 813x11.9 pressure: PN6.3-PN10 material:20#,20G,1Cr5Mo, and 304L,316L

Jinzhou oil six plant

Hydrogenation unit

Pipefittings: elbows specifications: DN50-DN800 pressure: PN1.0-PN6.3 material: Q235B,16Mn

Huadian power pipe engineering Co.,Ltd.

Pipefittings: bends, elbows specifications: DN50-DN1200 pressure:PN1.0-PN10

Material: Q235B,16Mn,304L

 Dalian oil seven factory

Pig tee sizes: DN50-DN800,PN20-PN140 pressure: PN1.0-PN6.3

Material: 20#,Q235B,304L,A105,316L

Xinjiang dushanzi petrochemical company

500,000 tons of ethylene reconstruction project

Elbows, tees, reducers sizes: DN600-DN1100 pressure: PN1.6-PN10material: 20#,Q235B,A105

Panjin nine engineering company

Flanges, pipe specification: DN50-DN1200 pressure: PN1.6-PN10material: 20#,A105,16Mn

 Dalian, INTEL engineering

Elbow specifications: DN50-DN1200 pressure: STD,XS material: 20#

Lanzhou petrochemical company

300,000 tons of ethylene pipe specifications: DN50-DN800 pressure:PN20-PN140 material: 20#, 16Mn

Qilu petrochemical company

Petroleum and chemical accessories

Carbon steel pipes: specifications: DN600-DN1200 pressure: PN1.6-PN6.3 material: 20#

Heating bent pipes: specifications: DN300-DN800 pressure: 6.3Mpamaterial: 20#, 16Mn



Pipefittings (elbows, tees, caps) size: 28 "-48" stress: STD,XS

material: WPHY70


User name

Project name

Changsha, China National Petroleum Corporation pipeline 

transportingoil-gas branch

Heating bent pipes: specification: φ 508-610 R=6D pressure: 6.3Mpa material: L450

Changsha, China National Petroleum Corporation pipeline 

transportingoil-gas branch

Heating bent pipes: specification: φ 273-610 R=6D pressure: 6.4Mpa-10Mpa material: L245,L360

Seamless elbows specifications: DN300,DN200 pressure 10Mpa 


Ellipsoidal head: specification: φ 406.4-610 pressure: 4Mpa-10Mpamaterial: L450

Oil pipeline material equipment Corporation

Sebei double line pipeline engineering

Pig tee: specifications: DN650-DN200 pressure: PN6.3 material: L450

First project of China Petroleum pipeline company 

PipelineEngineering (Linyuan oil project)

Pipefittings (elbows, reducers, caps): specifications: DN900-DN800pressure: SCH20 material: 16MnR

Liaoning province Institute of energy

Set device group

Dalian China water treatment plant

 Spin membrane deaerator

Yangzi petrochemical engineering company

Air separation, atmospheric and vacuum, catalysis, hydrogenation,ethylene steam cracking, and other devices

Shenyang paraffin chemical Co.,Ltd.

Detergent plant

Daqing petrochemical plant

Shijiazhuang spherical tanks, liquefied petroleum gas storage

Tohoku electric power engineering company

Power grids

Yingkou city Xiangyang chemical factory

Vinyl dry Kettle, large tanks, FCC distillation Tower

Liaoyang gas equipment manufacturing Co.,Ltd.

Gas storage tank

Panjin voyage petrochemical equipment Co.,Ltd.

Oil storage installations

Beijing Koyo chemical Co.,Ltd.

Adhesive mixing device

Beijing cokeoven plant

Tail gas recovery Tower, heat exchanger, air tanks, buffer tanksequipment

Yingkou chemical fiber factory

Vc251 import and export jacketed reactor device

Institute of physics, Chinese Academy of Sciences, Dalian

Hc-1 reactor

North China Petroleum administrative Bureau

Water distillation device

Gongzhuling city, Jilin province, Qin Jia Tun

Natural gas engineering, pig receiver tube

Fushun petrochemical factory

Petroleum chemical transformation

The Jilin petrochemical company

Oil refining unit

User name

Project name

Beijing in Sanhe power plant

300,000 tons of generators

Panjin vibration AO chemicals

Fluid reaction device

Liaoning East chemicals Co.,Ltd.

Chemical parts, pig receiver tube

Jilin qifeng chemical fiber

Stainless steel pipe fittings

Taiwan's Formosa Plastics engineering

Stainless steel, carbon steel pipes

Shenyang North pipe manufacturing Co.,Ltd.

Daya Bay nuclear power station using elbows, tees, reducers

 Zhuanghe power plant

Carbon steel, alloy steel pipes

China Petroleum and natural gas Co Ltd branch

Jinxi, Daqing oil pipeline (Chui Yang-tieling section)

Elbows, tees, reducers, caps

Specifications: DN800-DN250

Pressure: PN10.0,PN6.3,PN5.0,PN2.5

Material: WPHY415,WPHY360

Zhongwei-Guiyang lines LLC Consortium EPC project of 

Xinjiangpetroleum engineering construction project

Zhongwei-Guiyang lines the first section drawing Exchange pipe

PN10.0 MPa DN900X9200 drawing Exchange pipe

PN10.0 MPa DN900X9200 drawing Exchange pipe

Air Liquide Bohai limited

Air Liquide (China) sea-access project

Size: φ 406.4*7.83/323.9*7.2/323*11.25/168.3*6.3

Material: L360

PetroChina Lanzhou gas transmission pipeline subsidiary

PetroChina Lanzhou gas transmission pipeline company second 

classreserve materials

Elbows: specifications: OD660mm angle: 90 °

Wall thickness: 7.1mm,8.7mm,10.3mm,14.3mm material: L415

Welding ellipsoidal head: specifications: OD660mm

Wall thickness: 7.1mm,8.7mm,10.3mm,14.3mm material: L415

Northern construction company limited, Jilin jihua group thirdbranch


Jilin-Changchun oil pipeline project (large diameter and small 

diameter pipe fittings, tube links)

Links: specifications: DN350-DN25 pressure: PN2.5-PN11.0

Material: WFHY415,WFHY360

Elbows: specifications: DN350-DN25 angle: 90 degree pressure: PN2.5-PN11.0

Material: WFHY415,WFHY360

Concentric and eccentric reducers: specifications: DN350-DN25

pressure: PN2.5-PN11.0

Material: WFHY415,WFHY360,20#

Tube caps: specifications: DN350-DN25 pressure: PN2.5-PN6.8

Material: WFHY415,WFHY360

Flange: CLASS150 DN25, 20#

User name

Project name

Jilin jihua group Northern construction company's 

first branch

Jilin-Changchun oil pipeline project (large diameter and small 

diameter pipe fittings, tube links)

Links: specifications: DN350-DN25 pressure: PN2.5-PN6.8 material:WFHY360

Elbows: specifications: DN350-DN25 angle: 90 °

Pressure: PN2.5-PN6.8 material: WFHY360

Concentric and eccentric reducers: specifications: DN350-DN25

Pressure: PN2.5-PN6.8 material: WFHY360

Tube caps: specifications: DN350-DN25

Pressure: PN2.5-PN6.8 material: WFHY360

Pig tee: specifications: DN350 pressure: PN6.8 material: WFHY360

Heating bent pipes: specifications: DN350 pressure: PN6.8 R=6D

material: WFHY360

Fourth China Petroleum pipeline company 

pipeline engineering projectmanagement

Oil crude oil pipeline in Eastern Russia to introduce auxiliarycelebrates the 

rail line capacity expansion project

Elbows: specification: φ 711 R=6D,R=2.5D. Angle:90,20,82,81,52,42,76

Wall thickness: 10.3mm material: X52

Size: size: φ 720-323.9 pressure: PN2.5-PN6.3 material: L360MB

Links: specifications: DN600-DN500 pressure: PN5.0-PN6.3 material:L360MB

Elbows: specifications: 711-273 angle: 90 ° pressure: PN5.0

material: L360MB

Tube caps: specifications: DN500 pressure PN2.5 materials: L360MB

China National Petroleum Corporation pipeline branch

Jinxi, Daqing oil pipeline (Chui Yang-tieling section)

Heating bent pipes: specification: φ φ 711 813-R=6D. Angle: 15-88


Wall thickness: 11.1,10.3mm material: X65

Fourth China Petroleum pipeline company pipeline 

engineering projectmanagement

Jinxi, Daqing oil pipeline (Chui Yang-tieling section)

Heating bent pipes: specification: φ φ 711 813-R=6D. Angle: 18-84


Wall thickness: 11.1,10.3mm material: X65

Sichuan petroleum construction engineering company limited

 ofmaterial purchase and supply Office

Lanchengzhong your line-EPC projects (your contact line engineering)

Manifold: specifications: 800*3800,800*6300 pressure: PN10.0MPA

Your lines five labels in EPC project

Manifold: specifications: 500*4500 pressure: PN10.0MPA

Best energy equipment (Tianjin) company limited

Zhongwei West section of West gas transported to the East West linestation measurement system

Exports sink pipe entrance to DN900

CNOOC gas limited liability companies in Fujian

Fujian LNG gas transmission pipeline pig sending/receiving tube

acquisition contract

Pig sending/receiving tube DN300-DN400

Sichuan petroleum construction engineering company limited

Your 5 Drawing exchange pipe PN10.0MPA DN600X6600,PN0.0 DN800X7410, 2