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GB DIN JIS ASTM AISI Stainless Steel Concentric Reducer Butt Welded Fittings

ASTM, AISI, GB, DIN, JIS Stainless Steel Butt Welded Fittings SS Tube Concentric Reducer

►Products Description

Our Stainless Steel Butt Welded Concentric Reducer represents the pinnacle of flow control engineering, designed to deliver seamless diameter transitions in critical piping systems. Manufactured from high-grade stainless steel (304/304L, 316/316L, 321, 310S), this precision component ensures optimal fluid dynamics while maintaining system integrity under extreme pressures and temperatures.

Unmatched Product Features:

Precision Flow Control: The true concentric design eliminates turbulence, reducing energy loss and preventing cavitation in high-velocity applications
Industrial-Grade Construction: Available in schedules from SCH 10S to SCH XXS, with pressure ratings up to 9000 PSI for demanding process conditions
Corrosion-Resistant Performance: Electropolished and pickled surface finishes available for enhanced resistance to pitting and stress corrosion cracking
Certified Quality: Fully compliant with ASME B16.9, ASTM A403, and ANSI B36.19 standards, with full traceability and MTC documentation

Manufacturing Excellence & Supply Chain Advantages:

State-of-the-Art Production: Our 50,000 sqm facility features automated orbital welding systems and CNC machining centers for micron-level precision
Industry-Leading Inventory: Maintain over 15,000 SKUs in stock, including all standard sizes from 1/2" to 48" with immediate shipment availability
Custom Engineering Solutions: Specialized in producing non-standard reducers with:
Global Logistics Network: 72-hour guaranteed delivery to major industrial centers worldwide through our integrated supply chain

►Industry-specific attributes

Place of Origin	China
Brand name	Yuhao
Connectivity	Welding
Size	1/2" up to 110"
Wall thickness	SCH 5s-SCH XXS
customized Support	ASTM DIN EN BS JIS GOST etc.
Surface treatment	Sand blasting, Roll blasting, Pickled or Polished
Type	Concentric, Eccentric
Pressure	High Pressure
Packing	Cartons, Pallet, Cases

►Product Size

DN	NPS	OD	Nominal Wall Thickness
DN	NPS	OD	Schss	Sch10S	Sch405	Sch8os	Sch10	Sch20	Sch30	STD	Sch40	Sch60	XS
6	1/8	10.3	-	1.24	1.73	2.41	-	-	-	1.73	1.73	-	2.41
8	1/4	13.7		1.65	2.24	3.02	-	-	-	2.24	2.24	-	3.02
10	3/8	17.1	-	1.65	2.31	3.2	-	-	-	2.31	2.31	-	3.2
15	1/2	21.3	1.65	2.11	2.77	3.73	-	-	-	2.77	2.77	-	3.73
20	3/4	26.7	1.65	2.11	2.87	3.91	-	-	-	2.87	2.87	-	3.91
25	1	33.4	1.65	2.77	3.38	4.55	-	-	-	3.38	3.38	-	4.55
32	1 1/4	42.2	1.65	2.77	3.56	4.85	-	-	-	3.56	3.56	-	4.85
40	1 1/2	48.3	1.65	2.77	3.68	5.08	-	-	-	3.68	3.68	-	5.08
50	2	60.3	1.65	2.77	3.91	5.54	-	-	-	3.91	3.91	-	5.54
65	2 1/2	73	2.11	3.05	5.16	7.01	-	-	-	5.16	5.16	-	7.01
80	3	88.9	2.11	3.05	5.49	7.62	-	-	-	5.49	5.49	-	7.62
90	3 1/2	101.6	2.11	3.05	5.74	8.08	-	-	-	5.74	5.74	-	8.08
100	4	114.3	2.11	3.05	6.02	8.56	-	-	-	6.02	6.02	-	8.56
125	5	141.3	2.77	3.4	6.55	9.53	-	-	-	6.55	6.55	-	9.53
150	6	168.3	2.77	3.4	7.11	10.97	-	-	-	7.11	7.11	-	10.97
200	8	219.1	2.77	3.76	8.18	12.7	-	6.35	7.04	8.18	8.18	10.31	12.7
250	10	273	3.4	4.19	9.27	12.7	-	6.35	7.8	9.27	9.27	12.7	12.7
300	12	323.8	3.96	4.57	9.53	12.7	-	6.35	8.38	9.53	10.31	14.27	12.7
350	14	355.6	3.96	4.78	-	-	6.35	7.92	9.53	9.53	11.13	15.09	12.7
400	16	406.4	4.19	4.78	-		6.35	7.92	9.53	9.53	12.7	16.66	12.7
450	18	457	4.19	4.78	-	-	6.35	7.92	11.13	9.53	14.27	19.05	12.7
500	20	508	4.78	5.54	-	-	6.35	9.53	12.7	9.53	15.09	20.62	12.7

►Shot Shoot

►FAQ

Q1: How is the quality?

A: Quality is priority. We pay much attention to the quality check. Every product will be fully assembled and carefully tested before it's packed for shipment.

Q2: What is your minimum order quantity?

A: The MOQ for each product is different, so it would be recommended to refer to the detail page of the product you are interested in. If you need further clarification, send me the product link, and I will reply as soon as possible.

Q3: Which payment terms you can accept?

A: We can accept TT,LC,DP,DA,Western Union or Negotiation.

Q4: Where is your factory located?

A: Our factory is located in wenzhou City, zhejiang Province,China.

Q5: How is the after-sales service?

A: Quality are promised. If our products are not meet the contract we would like to send free goods to you.

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Categories	Stainless Steel Buttweld Pipe Fittings
Brand Name:	Yuhao
Model Number:	Butt Weld Pipe Fittings
Certification:	ASTM, AISI, GB, DIN, JIS
Place of Origin:	China
MOQ:	100kgs
Price:	Negotiation
Payment Terms:	L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability:	2000tons/per month
Delivery Time:	15days
Packaging Details:	Standard sea worth bundles,Standard Plywood cases
Wall Thickness:	Sch5-SCH160
Standard:	ASTM, AISI, GB, DIN, JIS
Surface Finish:	Polished, Brushed, Matte, Sandblasted
Material:	304, 304l, 316, 316, 321, 347h, 310s, s31803, 2205, etc.
Pipe Fitting Type:	Concentric reducer
Connection Type:	Butt Welded
Application:	Oil, Gas, Chemical, Petrochemical, Power, Industrial Piping, Medical Equipment, Shipbuilding
Diameter Range:	DN15-DN900
Corrosion Resistance:	High Corrosion Resistance
Size:	1/2" up to 110"
End:	Bevel end ANSI B16.25
Package:	Wooden box or Pallet or carton