Low-temperature piping networks across Russian energy and process facilities demand forged fittings with proven impact toughness, especially for high-pressure branch connections. Haihao Group has completed fabrication and shipment of ASTM A350 LF2 CL1 forg ...

Sour gas and chloride-rich processing environments in Singapore demand CRA piping components that hold up reliably under prolonged corrosive conditions. Haihao Group finished manufacturing and delivery of ASTM B444 UNS N06625 pipe nipple for one Singapore ...

Haihao Group recently completed production and shipment of ASME B16.11 full coupling for an industrial piping client based in the United Arab Emirates. This batch of forged full couplings combines socket weld and threaded variants, built to handle high-pre ...

Oilfield maintenance and small-bore piping networks in Venezuela commonly need mixed threaded forged fittings and threaded pipe nipples assembled as one consolidated supply. Haihao Group has completed inspection and shipment of A105 API 5L Gr B threaded pi ...

Offshore and cross-country pipeline projects in the United States often require heavy-duty socket weld branch outlets capable of maintaining mechanical integrity under low-temperature operating conditions. Haihao Group has completed fabrication and shipmen ...

For sour gas processing and upstream production facilities in the UAE, branch connection points represent some of the most vulnerable sections of the piping system, exposed to both corrosive media and mechanical stress. To support a major field development ...

When designing branch connections for process and pipeline systems, fabricators often need multiple size combinations to match varying main pipe and branch schedules. Haihao Group has completed manufacturing, inspection and shipment of ASTM A105 MSS SP-97 ...

Haihao Group has completed production and shipment of forged threaded pipe fittings for a pipeline client in Russia. This batch combines galvanized equal threaded tees and stainless steel hex pipe plugs, manufactured strictly in accordance with client draw ...

Haihao Group has dispatched a mixed order of forged pipe fittings to a customer in the United Arab Emirates. The shipment includes a concentric swage nipple in ASTM A420 WPL6, Class 6000 socket weld fittings in ASTM A105N, and 3000# socket weld reducing co ...

Low-temperature piping projects in Singapore often require compact threaded connectors that maintain toughness under cold operating conditions. Haihao Group has finished fabrication and shipment of ASTM A333 Gr6 double threaded nipples for a local industri ...

Industrial equipment piping connections for Russian projects require strict dual-standard compliance, covering both local GOST metallurgical specifications and international ASTM performance criteria. Haihao Group has successfully delivered custom drawing- ...

Haihao Group has completed precision manufacturing and full-qualification delivery of custom sour service pipe fittings for a US-based refinery project. This specialized batch is strictly engineered to meet dual technical specifications of NACE MR0103 and ...

Haihao Group has completed full inspection and bulk shipment of customized forged pipe fittings for a Singapore energy and process piping project. This consolidated order integrates multiple forged component types, three mainstream carbon steel grades, and ...

Haihao Group finished production and shipment of ASTM A815 UNS S32750 swage nipples for a Singapore industrial piping project. This batch includes concentric reducing nipples and one eccentric reducing nipple, built to MSS SP-95 specification with mixed en ...

SHANGHAI, CHINA – September 21, 2026 – Tube China 2026 officially began on September 21, and the opening day has provided Haihao Group with an opportunity to meet international buyers, engineers, project specialists, and industrial customers at Booth W2A02 ...

Haihao Group has completed a shipment of large forged rings for a customer in the UAE, covering two material groups: ASTM A350 LF2 Class 1 and A/SA182 F304/304L. The order includes forged rings and forged plates in large outside diameters, with ring dimens ...

Haihao Group has successfully completed the packaging and delivery of high-pressure pipe half couplings for a professional industrial piping project in Belarus. This customized order features premium ASTM A182 F5 half coupling, strictly manufactured in lin ...

A batch of flange stud bolt assemblies has left Haihao Group’s factory warehouse, bound for a Russian industrial piping project. This consignment includes two common metric sizes of ASTM A320 L7 stud bolts, fully matched with ASTM A194 Gr.7 heavy hex ...

Haihao Group has completed a full batch delivery of high-pressure ASME B16.11 A105 forged fittings, catering to a local industrial piping project in Kenya. This shipment covers complete forged pipe accessories including 90-degree elbows, socket weld tees, ...

Constructing high-pressure trunklines and gas processing headers in Middle Eastern oil and gas fields requires heavy-wall pipeline fittings capable of handling high hoop stresses and sour gas environments. When transitioning pipe diameters on horizontal su ...