ASTM A312 253MA Seamless Pipe

Duplex Stainless Steel Pipe Supplier

Good price and quality are from stockholder and distributor Zizi which supplies DN40 Sch80S 4m Length Stainless Steel Pipe A312 Gr 253MA Seamless Pickling for Columbia.

Duplex stainless steel offers excellent resistant to corrosion and very high mechanical strength. The high corrosion resistance of duplex stainless steel ensures significantly more uptime than carbon steels and conventional stainless steels, while the mechanical strength allows for lighter constructions, more compact system design and less welding.

A312 253MA Seamless Pipe Dimensions

Size: DN40	A312 253MA Seamless Pipe Dimensions
Thickness: Sch 80S
Length: 4000mm
Type: Seamless

Seamless Stainless Steel Tube

Features

Excellent oxidation & aqueous resistance
Resistance to air at temperatures up to 1150°C.
High creep-rupture strength
Good formability and weldability

Application

Furnace components
Burners
Retorts
Conveyor belts
Radiant tubes
Electric heater elements
Refractory anchors
Expansion bellows.
Petrochemical and refinery tube hangers

ASTM A312 253MA Chemical Composition

C	Mn	P	S	Si	Cr	Ni
0.08	1.6	0.004	0.003	0.8	21	11

ASTM A312 253MA Mechanical Properties

Tensile Strength	Yield Strength	Elongation
650 – 850 (Mpa)	310 (Mpa)	40 (%)

Schedule 80S Seamless Pipe

Surface Treatment

All stainless steel pipes are pickling and solution heat treatment before delivery.

Solution Treatment: Annealing, heat to 1050-1150°C and cool rapidly.

Duplex Stainless Steel Tube Dimensions

Standard	ASTM A790, A789
Size	1/8 to 30 inch
Type	Seamless and Welded
Thickness	Sch 10s, 20, STD, 40S, XS, 80S, 160, XXS
Length	Single Random, Double Random, Cut Length

1 1/2 Inch Seamless Tube

Inspection

Inspecting UNS 31803 Seamless Steel Pipe according to ASTM A312 Standard.

QA/ QC person visual check surface and marking, and measure the diameter, thickness.

Third party inspection: BV, SGS, LR, DNV, ABS and Stamp the mill test certificate.

Package

Packed DN40 A312 253MA Seamless Pipe into wooden case.

Duplex Steel Pipe and Fittings

Shipping

Delivery port: Shanghai, Tianjin, Qingdao

Lead time: 10 days are ready to deliver

Shipment: LCL, 20GP, 40GP, Air, Courier

Document: CI, PL, CO, BL, MTC

Certificate: CE, ISO, TEST REPORT

FAQ

Are you trading company or manufacturer?

We are manufacturer, we have a well equipped factory and warehouse.

2. Do you provide samples? Is it free or extra?

Yes, we could offer the sample for free charge but need pay the cost of freight.