Square Head Stainless Steel Threaded Pipe Fittings Threaded Plug 304 BSP ASME B16.11
Square Head Plug ASME B16.11
Threaded plug is divided into round head plug, square head plug and hex plug, their dimensions is from 1/8" to 4" according to ASME B16.11. Stainless Steel 304 square head plug is high strength and corrosion resistance.
Zizi is an experienced manufacturer of ASME forged threaded fittings, we offer threaded plug in the common used NPT, BSP thread and other thread type. The square head plugs are ISO certified and has attractive price.
Square Head Pipe Plug Dimensions

Shipping Information of Threaded Pipe Fittings
Delivery port: Shanghai, Tianjin, Qingdao
Lead time: 10 days are ready to deliver
Shipment: LCL, 20GP, 40GP, 40HQ
Document: CI, PL, CO, BL, MTC
Stainless Steel 304 Properties
Chemical Composition
Grade | C | Mn | P | S | Si | Cr | Ni | Mo |
304 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18-20 | 8-11 | / |
Mechanical Properties
Grade | Tensile Strength | Yield Strength | Elongation |
304 | 515 (Mpa) | 205 (Mpa) | 30 (%) |
Stainless Steel Threaded Fittings
Marking and Packing
- Marking with name, type, grade, size, pressure, thread and standard.
- Packing stainless steel threaded pipe fittings into cartons and wooden cases.
- Sticking the waterproof paper of shipping mark on the outside of packages.

In Factory Inspection
- Check the Surface. Such as dents, die marks, porosity, undercuts and marking.
- Measure the size. Such as diameter, thickness, height of end to end.
- Test the chemical composition of stainless steel 304 forged fittings.
- Test the thread of threaded pipe fittings by Go/no Go Gauge.
Third Party Inspection
- BV, DNV, ABS, LR, SGS, Stamp the mill test certificate.
Features of Stainless Steel Threaded Plug
- Durable
- Excellent Corrosion Resistance
- Withstand Medium & Elevated Temperature
- High Strength
- Simple Installation