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MECH MECH GROOVED FLANGES

MECH GROOVED FLANGE PN16 -MODEL 321

Model 321

Design standard: ASTM F1548, AWWA C606, ISO 6182-12
Material: Ductile iron ASTM A536 Gr. 65-45-12
Coating: Electrophoretic (std.) — epoxy / hot-dip galvanized optional
Sizes: 1-1/2" – 24" (DN40 – DN600)

Certificates & approvals

UL UL — MECH GROOVED FLANGE PN16 -MODEL 321 EX6464 Verify ↗
EPD EPD — MECH Grooved fittings
NSF NSF/ANSI 372 — MECH fittings & valves, lead free (IAPMO R&T) 6047
NSF NSF/ANSI 61 — MECH fittings & valves (IAPMO R&T) N-5941

Build a submittal PDF for this product Certificates centre

SIZES & DIMENSIONS

Sizes & dimensions

Size	DN	Pipe OD (mm)	Max working pressure (PSI)	A (mm)	B (mm)	C (mm)	D (mm)	E (mm)	Bolts / nuts (No.-Size)	Certificate
1-1/2"	DN40	48.3	300	195	18.5	150	110	45.4	2-M10X50 / 4-M16	UL / FM / VdS / LPCB
2"	DN50	60.3	300	220	18.5	165	125	57.5	2-M10X50 / 4-M16	UL / FM / VdS / LPCB
2-1/2"	DN65	76.1	300	235	18.5	185	145	72.7	2-M10X50 / 4-M16	UL / FM / VdS / LPCB
3"	DN80	88.9	300	255	18.5	195	160	85.5	2-M10X50 / 8-M16	UL / FM / VdS / LPCB
4"	DN100	108.0	300	279	18.5	220	180	104.5	2-M10X50 / 8-M16	UL / FM
4"	DN100	114.3	300	279	18.5	224	180	110.5	2-M10X50 / 8-M16	UL / FM / VdS / LPCB
5"	DN125	133.0	300	312	21.5	250	210	129.2	2-M12X65 / 8-M16	UL / FM
5"	DN125	139.7	300	320	23	250	210	135.5	2-M12X65 / 8-M16	UL / FM / VdS / LPCB
6"	DN150	159.0	300	346	21.5	280	240	154.8	2-M12X65 / 8-M20	UL / FM
6"	DN150	165.1	300	346	21.5	280	240	160.8	2-M12X65 / 8-M20	UL / FM / LPCB
6"	DN150	168.3	300	346	24	280	240	164.3	2-M12X65 / 8-M20	UL / FM / VdS / LPCB
8"	DN200	219.1	300	414.3	30	340	295	214.9	2-3/8X70 / 2-M10X70	UL / FM / VdS / LPCB
10"	DN250	273.0	300	480	25.5	405	355	268.9	2-3/8X70 / 2-M10X70	UL / FM / VdS
12"	DN300	323.9	300	530.5	25.5	460	410	318.9	2-3/8X70 / 2-M10X70	UL / FM
14"	DN350	355.6	300	580	30	520	470	350.6	16-M24	UL
16"	DN400	406.4	300	630	32	580	525	401.5	16-M27	—
18"	DN450	457.2	300	693	36	640	585	452.2	20-M27	—
20"	DN500	508.0	300	770	36	715	650	503	20-M30	—
24"	DN600	609.6	300	895	40	840	770	601.6	20-M33	—

PROJECT APPROVALS

Approved on projects

112 projects and 77 owners approved this product or its family through the project consultants.

SASREF – supplier registration SASREF (Saudi Aramco) · 2026 Approved Second Masar – prequalification (AAN) Umm Al Qura for Development & Construction (Masar) · 2026 Approved Al Baha Resorts – Khaira Mountain & Ebda Adventure Park Khaira Mountain Entertainment Company · Saudi Consult · 2026 Approved Residence Inn project Residence Inn · Elie & Randa Gebrayel Architects (ERGA) · 2026 Approved King Salman Park King Salman Park Foundation · Saudi Arabian Parsons Ltd. · 2026 Approved Civil Defence requirements implementation – AgriServ National Company for Agricultural Services (AgriServ) · Assuring Codes & Keen Design (ACKD) · 2026 Approved King Abdullah Financial District Project Parsons · 2026 Approved Replacing old generators at domestic airports – prequalification General Authority of Civil Aviation · 2025 Approved Lumi Logistic Park – Tabuk Lumi · Memarion Tabuk Engineering Consultancy · 2025 Approved as supplier Jadwa Investment – firefighting valves Jadwa Investment · Turner & Townsend · 2025 Approved Public buildings – National Guard Housing, Taif Ministry of National Guard · Dar Al Riyadh · 2025 Approved as noted Al Mohawes Tower Al Mohawes · Takatof · 2025 Approved

and 100 more projects.

Original approval letters are provided on request with your submittal.

About this product

MECH 321 ductile iron PN16 grooved flange, 1-1/2″ – 24″, up to 300 PSI, UL / FM / VdS / LPCB. Exclusive MECH agent in Saudi Arabia.

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