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Male Threaded Elbow product reference sheet
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FITTINGS / Threaded fittings

Male Threaded Elbow

Combines directional change with a male-threaded fitting interface.

Material
304 / 316L austenitic steel and polypropylene random copolymer; seals vary by product
Size range
DN20×1/2″ — DN32×1″
Connection
Socket, fusion or electrofusion by size and product
Application
Cold, hot, softened and purified water systems in hospitals and healthcare facilities
PRODUCT STANDARDS

Product standards and technical basis

These are commonly referenced standards for system selection. Final applicable editions and conformity are subject to project requirements and approved product documentation.

Fitting standards

  • GB/T 35926-2017 Stainless-steel press fittings
  • GB/T 19228.1 Stainless-steel press-fitting assemblies — fittings
  • CJ/T 151 Thin-wall stainless-steel press and grooved fittings
  • GB/T 29038 Technical specification for thin-wall stainless-steel piping

Pipe standards

  • GB/T 19228.2 Stainless-steel press-fitting assemblies — connecting pipe
  • CJ/T 151 Thin-wall stainless-steel pipe
  • GB/T 12771 Welded stainless-steel pipe for fluid transport

Seal standards

  • GB/T 19228.3 O-ring seals for stainless-steel press-fitting assemblies
  • HG/T 3097 Elastomeric seals for hot-water supply up to 110°C

Hygiene standard

  • GB/T 17219 Safety evaluation standard for drinking-water distribution equipment and protective materials
TECHNICAL OVERVIEW

Size and connection reference

The inner waterway uses 304 / 316L austenitic steel and the outer layer uses polypropylene random copolymer. Sealing cores, socket fusion and electrofusion vary by product and size; confirm final dimensions against project drawings.

Nominal sizeSystem materialConnection note
DN20×1/2″304 / 316L + PPRSocket fusion reference
DN25×1/2″304 / 316L + PPRSocket fusion reference
DN25×3/4″304 / 316L + PPRSocket fusion reference
DN32×1″304 / 316L + PPRSocket fusion reference
PRODUCT BENEFITS

Product benefits

A coordinated piping system focused on water safety, dependable connections, installation and maintenance.

01

Water safety

The austenitic steel inner layer carries water for quality building-water applications

02

Strength

A fully jacketed composite structure gives buried or concealed runs PPR outer protection

03

Environmental protection

The inner layer uses a dual-seal socket core to form a stable metallic waterway

04

Thermal efficiency

The outer layer supports socket or electrofusion for different sizes and site conditions

05

Dual sealing

A clear installation workflow with practical adaptability to site conditions

06

Straightforward installation

Coordinated pipes and fittings help control installation and spare-part costs

07

System coordination

Sealing points and outer fusion work together to reduce lifecycle maintenance input

08

Maintainability

The PPR outer layer supports insulation and helps reduce heat loss during transport

APPLICATIONS

Applications

Actual suitability is determined by design conditions, technical documentation and project approval.

01

Cold, hot, softened and purified water systems in hospitals and healthcare facilities

02

Drinking, domestic and bathing water in schools and education facilities

03

Airports, railway and metro stations, stadiums and other major public facilities

04

Comfort water systems in hotels, resorts and hot-spring facilities

05

Shopping centres, offices and other large commercial buildings

06

Concealed and household-zoned water systems for villas and quality apartments

07

Laboratory water, HVAC condensate and cooling-water support