SMO 254 Buttweld Fittings Manufacturer and Supplier In Cape Town, South Africa

Khuliso Fittings is a top-notch manufacturer and supplier located in Cape Town, South Africa, specializing in high-quality **SMO 254 Buttweld Fittings**. These fittings are crafted to offer outstanding resistance against pitting, crevice, and stress corrosion, especially in harsh environments rich in chlorides and acids. Made from superaustenitic stainless steel, SMO 254 boasts a unique blend of chromium, molybdenum, nickel, and nitrogen, which together provide remarkable strength, durability, and long-lasting performance. At Khuliso Fittings, every product is rigorously tested to meet international quality standards, catering to industries like chemical processing, offshore and marine, pulp and paper, and petrochemical with dependable, precision-engineered piping solutions.

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SMO 254 Buttweld Fittings Specification

Specifications : ASTM A403 / ASME SA403

Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43

Size : 3/4″ – 12″

Type : Seamless / Welded / Fabricated

Schedule : Sch 5 TO Sch XXS.

Thickness : 20 Swg., 18 Swg., 16 Swg., 14 Swg., 12 Swg., 10 Swg., & Sch. 10, Sch. 40, Sch. 80 etc.

SMO 254 Buttweld Fittings are manufactured from high-alloy austenitic stainless steel, consisting mainly of 20-22% chromium, 18-20% nickel, 6-7% molybdenum, trace amounts of nitrogen, copper, and other elements These materials are pitting, crevice corrosion , chloride stress corrosion cracking Provides excellent rise against both. Mechanical properties include tensile strength of 620-830 MPa, yield strength of 290 MPa, and elongation of 40-50%. Ideal for harsh environments, especially in the marine and chemical industries, SMO 254 offers excellent strength and corrosion resistance.

SMO 254 Buttweld Fittings Chemical Composition

Grade	%	Ni	Cr	Mo	Cu	N	C	Mn	Si	P	S
SMO 254	Min.	17.5	19.5	6	0.5	0.18
SMO 254	Max.	18.5	20.5	6.5	1	0.22	0.02	1	0.8	0.03	0.01

SMO 254 Buttweld Fittings Mechanical Properties

Element	Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
SMO 254	8.0 g/cm3	1320-1390 ℃	650	300	35 %

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Largest SMO 254 Buttweld Fittings Supplier in Cape Town, South Africa

The **SMO 254 Buttweld Fittings** are made up of about 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen, with very low carbon content. This specific composition ensures exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, all while maintaining impressive mechanical strength, toughness, and weldability. These fittings have a tensile strength of around 650 MPa, a yield strength of 310 MPa, and an elongation of 40%, guaranteeing durability and reliability even in tough service conditions.

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

If You Are Looking To Buy High Quality

SMO 254 Buttweld Fittings Equivalent Grade

STANDARD	WERKSTOFF NR.	UNS	JIS	SIS	GOST	AFNOR	EN
SMO 254	1.4547	S31254	–	2378	–	Z1 CNDU 20.18.06Az	X1CrNiMoCuN20-18-7

Why Choose SMO 254 Buttweld Fittings from Khuliso Fittings?

SMO 254 Buttweld Fittingsfrom Khuliso Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.

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SMO 254 Buttweld Fittings provide excellent resistance to pitting, crack corrosion, and stress corrosion cracking, making them ideal for harsh environments such as chemical, marine and offshore applications. These materials also provide excellent weldability and formability, resulting in reliable and durable connections. SMO 254’s ability to withstand extreme temperature and pressure fluctuations adds great versatility under challenging industrial conditions. Its overall durability and reliability reduce maintenance and replacement costs.

Types of SMO 254 Buttweld Fittings

SMO 254 Buttweld Fittings Dimensions Chart

Nom. Pipe Size	90° Elbows			45° Elbows		180° Return Bends				Tees		Lap Joint Stub Ends			Caps
	Long Rad.	Short Rad.	3R	Long Rad.	3R	Long Rad.		Short Rad.		C	M	F	G	R	E
	A	A	A	B	B	O	K	O	K	C	M	F	G	R	E
½	1.50	–	–	0.62	–	3.00	1.88	–	–	1.00	1.00	3.00	1.38	0.12	1.00
¾	1.50	–	–	0.75	–	3.00	2.00	–	–	1.12	1.12	3.00	1.69	0.12	1.00
1	1.50	1.00	–	0.88	–	3.00	2.19	2.00	1.62	1.50	1.50	4.00	2.00	0.12	1.50
1¼	1.88	1.25	–	1.00	–	3.75	2.75	2.50	2.06	1.88	1.88	4.00	2.50	0.19	1.50
1½	2.25	1.50	–	1.12	–	4.50	3.25	3.00	2.44	2.25	2.25	4.00	2.88	0.25	1.50
2	3.00	2.00	6.00	1.38	2.50	6.00	4.19	4.00	3.19	2.50	2.50	6.00	3.62	0.31	1.50
2½	3.75	2.50	7.50	1.75	3.12	7.50	5.19	5.00	3.94	3.00	3.00	6.00	4.12	0.31	1.50
3	4.50	3.00	9.00	2.00	3.75	9.00	6.25	6.00	4.75	3.38	3.38	6.00	5.00	0.38	2.00
3½	5.25	3.50	10.50	2.25	–	10.50	7.25	7.00	5.50	3.75	3.75	6.00	5.50	0.38	2.50
4	6.00	4.00	12.00	2.50	5.00	12.00	8.25	8.00	6.25	4.12	4.12	6.00	6.19	0.44	2.50
5	7.50	5.00	15.00	3.12	–	15.00	10.31	10.00	7.75	4.88	4.88	8.00	7.31	0.44	3.00
6	9.00	6.00	18.00	3.75	7.44	18.00	12.31	12.00	9.31	5.62	5.62	8.00	8.50	0.50	3.50
8	12.00	8.00	24.00	5.00	9.94	24.00	16.31	16.00	12.31	7.00	7.00	8.00	10.62	0.50	4.00
10	15.00	10.00	30.00	6.25	12.44	30.00	20.38	20.00	15.38	8.50	8.50	10.00	12.75	0.50	5.00
12	18.00	12.00	36.00	7.50	14.88	36.00	24.38	24.00	18.38	10.00	10.00	10.00	15.00	0.50	6.00
14	21.00	14.00	42.00	8.75	17.38	42.00	28.00	28.00	21.00	11.00	11.00	12.00	16.25	0.50	6.50
16	24.00	16.00	48.00	10.00	19.88	48.00	32.00	32.00	24.00	12.00	12.00	12.00	18.50	0.50	7.00
18	27.00	18.00	54.00	11.25	22.38	54.00	36.00	36.00	27.00	13.50	13.50	12.00	21.00	0.5	8.00
20	30.00	20.00	60.00	12.50	24.88	60.00	40.00	40.00	30.00	15.00	15.00	12.00	23.00	0.50	9.00
22	33.00	22.00	66.00	13.50	27.31	66.00	44.00	44.00	33.00	16.50	16.50	12.00	25.25	0.50	10.00
24	36.00	24.00	72.00	15.00	29.81	72.00	48.00	48.00	36.00	17.00	17.00	12.00	27.25	0.50	10.50
26	39.00	–	78.00	16.00	32.31	–	–	–	–	19.50	19.50	–	–	–	10.50
28	42.00	–	84.00	17.25	34.75	–	–	–	–	20.50	20.50	–	–	–	10.50
30	45.00	–	90.00	18.50	37.25	–	–	–	–	22.00	22.00	–	–	–	10.50
32	48.00	–	–	19.75	–	–	–	–	–	23.50	23.50	–	–	–	10.50
34	51.00	–	102.00	21.00	42.25	–	–	–	–	25.00	25.00	–	–	–	10.50
36	54.00	–	108.00	22.25	44.69	–	–	–	–	26.50	26.50	–	–	–	10.50
38	57.00	–	114.00	23.62	47.25	–	–	–	–	28.00	28.00	–	–	–	12.00
40	60.00	–	120.00	24.88	49.75	–	–	–	–	29.50	29.50	–	–	–	12.00
42	63.00	–	126.00	26.00	52.19	–	–	–	–	30.00	28.00	–	–	–	12.00
44	66.00	–	132.00	27.38	54.69	–	–	–	–	32.00	30.00	–	–	–	13.50
46	69.00	–	138.00	28.62	57.19	–	–	–	–	33.50	31.50	–	–	–	13.50
48	72.00	–	144.00	29.88	59.69	–	–	–	–	35.00	33.00	–	–	–	13.50

All dimensions given in inches for common diameters and wall thicknesses. Dimensions in accordance with ASME B16.9. Other sizes, schedules and wall thicknesses also available.

Are Custom Sizes Available for SMO 254 Buttweld Fittings?

Yes, custom sizes for SMO 254 Buttweld Fittings are available at Khuliso Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@khulisofittings.co.za.

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Application Industry of SMO 254 Buttweld Fittings

You’ll find **SMO 254 Buttweld Fittings** in a variety of applications that require top-tier corrosion resistance and mechanical performance. They’re commonly used in chemical reactors, heat exchangers, seawater handling systems, desalination plants, and offshore oil and gas piping. Additionally, they’re perfect for pulp and paper processing, food and beverage equipment, and petrochemical systems that face exposure to chlorides, acids, and other aggressive substances. The blend of high strength, corrosion resistance, and long-term durability makes these fittings a go-to choice for critical piping systems in demanding industrial settings.