中文
Português
Русский
Español
English
Home
ABOUT US
Quality
Customer
Products
Butt Welding Pipe Fittings
Forged Steel Pipe Fittings
Forged Flanges
Weld Neck Flange
Blind Flange
Slip On Flange
Lap Joint Flange
Socket Weld Flange
Threaded Flange
Plate Flange
Orifice Flange
Spectacle Blind Flange
Weld Overlay Cladding Flange
Flanged Pipes & Fittings
Steel Pipes
Seamless Steel Pipes
Welded Steel Pipes
Casing And Tubing Pipes
3LPE & 2LPE & EPOXY coating pipes
News
Company News
Markets Price
Certificates
Product Standards
ANSI/ASME Standards
API Standards
ASTM Standards
European Standards
Contacts
 Home
»
haihao
Introduction of reducing flange
Método de produção de cotovelo
A good chance for your piping products order
Haihao Group will attend NEFTEGAZ 2019
Наши Фитинги применять в здание для насосов
Рогообразный сердечник
Титановая арматура-решение будущего
HEBEI HAIHAO GROUP will attend the 8th Tube China
Изолирующая муфта
Фланцы по гост и Разные фланцевые соединения Гост 12815-80
Болт и гайка с Кадмиевое покрытите
Наша компания завершила заказ на прокладку в соответствии с американскими стандартами ASME B16.20
Water reclamation plant with cement lining
Труба бесшовная оребренная
Ультразвуковой контроль сварных соединений
ASTM A179 Boiler Pipe
Haihao Group offer excellent piping solutions for sewage treatment project in Iraq
Hydrostatic test for pipeline
The definition and advantage of 3PE
Our company estimate the impact of new investigation from US
US start antidumping investigation of stainless steel flanges from China
How to use ASTM A403 WP321H steel pipe fitting?
What is ASTM A403 WP321H steel pipe fitting?
ASTM A403 WP321H Steel Pipe Fitting
HOME
PREV
21
22
23
24
25
NEXT
LAST