ASTM A234 WPB bend manufacturer in India | SA 234 WPB weld bend fittings

SA 234 WPB weld bend fittings supplier in Mumbai

Why is ASTM A234 WPB bend radius important?

The bending radius of pipe fittings is crucial for several reasons. To begin with, the proper bending radius of an ASTM A234 WPB bends prevents excessive stress and distortion in the fitting.
Situations like pressure drop and turbulence can be avoided with a large bends radius.
A larger bend radius makes the fitting easy to align and position, so this aids in easy installation. And, later on in maintenance and inspections.
Various codes and standards mention the minimum bend radius for a given operation for the efficient functioning of the system.

ASTM A234 WPB Bend Specifications

Material	Sizes	Types
A234 WPB	1/2"-24" (seamless) 2"-36" (welded)	Semaless Welded
Radii	Delivery Time	Bending methods
1.5d / 2.5d / 3d / 4d / 5d / 6d / 7d	7-14 days	Cold bending Hot bending
Bends Radii	Test Certificates	Wall thickness
75 / 100 / 250 / 300 / 500 / 800 / 1,000 / 1,500 mm	EN 10204/3.1B 100% Radiography Test Report Third Party Inspection Report	SCH 5 to SCH XXS
Ends	Value Added Services	Surface
Bevel End / Buttweld	Hot Dipped Galvanizing Electro Polish Epoxy & FBE Coating	Nature color Anti-rust oil Black panting

ASTM A234 Wpb Pipe bend Price in India

DESCRIPITION	SIZE	CLASS	MATERIAL	DIME	END	UNIT	UNIT RATE INR	UNIT RATE USD
90 DEG BEND R=3D	4" NB	6.4 MM THIK	A 234 WPB	B 16.9	BW	NOS	4100.00	US $ 49.53
45 DEG BEND R=3D	4" NB	6.4 MM THIK	A 234 WPB	B 16.9	BW	NOS	2500.00	US $ 30.20
22.5 DEG BEND R=3D	4" NB	6.4 MM THIK	A 234 WPB	B 16.9	BW	NOS	1500.00	US $ 18.12
45 DEG BEND R=3D	6" NB	6.4 MM THIK	A 234 WPB	B 16.9	BW	NOS	4099.00	US $ 49.52
90 DEG BEND R=3D	6" NB	6.4 MM THIK	A 234 WPB	B 16.9	BW	NOS	6359.00	US $ 76.82
22.5 DEG BEND R=3D	6" NB	6.4 MM THIK	A 234 WPB	B 16.9	BW	NOS	2599.00	US $ 31.40

What factors affect ASTM A234 WPB long radius bend performance and integrity?

The material quality and composition of the ASTM A234 WPB long radius bends can affect its performance.
The bending radius influences the performance and integrity of the bends. A too-small bends radius can lead to deformation or cracking. Hence certain applications may require up to an ASME SA234 WPB 10D bends.
Welding techniques applied to the fitting determine how reliable and efficient it is.
Environmental factors, like temperature, pressure, corrosion, vibration, etc. are further factors to consider.
Some other factors are how well the installation is done, fittings are handled, and so on.

Types of ASTM A234 Gr WPB bends

ASTM A234 wpb pipe bends

WPB long radius bends

A234 welded pipe bends

What are the 3 components required for an ASTM A234 Gr WPB short radius bend machine?

The primary component of an ASTM A234 Gr weldable pressure short radius bends machine is the machine itself. It must shape the bend to the required shape and dimensions.
It must have bending dies or tools that exert the right force on a pipe precisely and uniformly bends it.
High-quality bends can be only achieved if the machine has the right support and alignment features. This prevents it from distortion or deformation.

ASTM a234 bend

ASTM A234 weldable pressure LR bends

SA 234 gr weldable pressure bends

ASME SA234 WPB Bend Dimensions

Nominal Size			Center to Center		Back to Face		Center to End
Nominal Size			180°Returns				90°Bend	45°Bend
DN	NPS	OD	O		K		A	B
DN	NPS	OD	LR	SR	LR	SR	3D	3D
15	1/2	21.3	76		48
20	3/4	26.7	76		51		57	24
25	1	33.4	76	51	56	41	76	31
32	1 1/4	42.2	95	64	70	52	95	39
40	1 1/2	48.3	114	76	83	62	114	47
50	2	60.3	152	102	106	81	152	63
65	2 1/2	73	190	127	132	100	190	79
80	3	88.9	229	152	159	121	229	95
90	3 1/2	101.6	267	178	184	140	267	111
100	4	114.3	305	203	210	159	305	127
125	5	141.3	381	254	262	197	381	157
150	6	168.3	457	305	313	237	457	189
200	8	219.1	610	406	414	313	610	252
250	10	273	762	508	518	391	762	316
300	12	323.8	914	609	619	467	914	378
350	14	355.6	1067	711	711	533	1067	441
400	16	406.4	1219	813	813	610	1219	505

SA234 WPB Bends chemical composition

Grade	Si	C	Nb	Mo	Ni	P	S	Cu	V	Cr	Mn
WPB	0.1min	0.3	0.02	0.15	0.4	0.05	0.058	0.4	0.08	0.4	0.29-1.06

ASTM A234 grade wpb pipe bend mechanical properties

Tensile Strength, min, ksi[MPa]	60-85
Yield Strength, min, ksi[MPa]	32 [240]
(0.2% offset or 0.5% extension-under-load)	[415-585]

What are the 6 applications of A234 WPB pipe bend?

An A234 weldable pressure pipe bends finds applications in diverse industries. In the oil and gas industry, they are crucial for pipeline systems and refineries. Large radius bends like an A234 Gr WPB 5D bend may also be used.
Power plants rely on them for efficient steam, water, and gas transport.
Chemical plants often utilize SA 234 Gr WPB piggable bends for corrosive substances.
Water treatment plants employ them for efficient water distribution.
HVAC systems utilize them for airflow control.
In construction, they are vital for bridges, tunnels, and sewage systems.

Is SA 234 WPB seamless pipe bend better than A234 Gr WPB welded pipe bend?

An SA 234 WPB seamless pipe bend is made from a single piece of seamless pipe, without any welding. Thus, its smooth internal surface offers benefits like better flow efficiency and reduced pressure drop.
These are known to have better dimensional accuracy than an A234 Gr WPB welded bends.
Seamless pipe bends have higher integrity too. However, ready availability, design flexibility and cost-effectiveness are advantages of welded pipe bends over a seamless or A234 WPB mitered pipe bending.

What are the 4 advantages of 1.5D Seamless Pipe Bend?

The flow characteristics of 1.5D seamless pipe bends are outstanding. Also, they can minimize turbulence and pressure drop in fluid or gas transportation systems.
The reliable structural integrity of 1.5D bends enhances their utility in critical applications.
A seamless ASTM A 234 weldable pressure U bends is capable of withstanding high-pressure and high-temperature conditions. Using one of these means there's a low risk of weld-related defects or failures.
Different projects require seamless pipe bends to achieve aesthetics.