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Malleable Iron Elbow 300 lb Threaded

Malleable Iron Elbow 300 lb Threaded is a product in the pipe fittings family for fluid conduction in iron. 11 sizes published with per-variant price and availability. Threaded connection. Price from $ 7.800 COP before VAT.

Price from
$ 7.800
Material
Iron
Connection
Threaded
Variants
11
Malleable Iron Elbow 300 lb Threaded
Price from
$ 7.800 COP each
+ 19% VAT · Minimum order $ 100.000

01Sizes, prices and availability

SKUSizeUnit price (from)AvailabilityQty
VT-58550-011/4"$ 7.800 In stock
VT-58550-023/8"$ 7.800 In stock
VT-58550-031/2"$ 7.800 In stock
VT-58550-043/4"$ 7.800 In stock
VT-58550-051"$ 7.800 In stock
VT-58550-061-1/4"$ 7.800 In stock
VT-58550-071-1/2"$ 7.800 In stock
VT-58550-082"$ 7.800 In stock
VT-58550-092-1/2"$ 7.800 Made to order
VT-58550-103"$ 7.800 Made to order
VT-58550-114"$ 7.800 Made to order

Prices per size, per unit, before VAT. Confirmed in the quote together with shipping.

02Specifications

FamilyPipe fittings
MaterialHierro
ConnectionThreaded
Sales unitSe vende por Unidades (Unid.)
AvailabilityIn stock
Factory PDF data sheetAvailable from an advisor

03Technical description

The 300 lb threaded malleable iron elbow changes direction in threaded metal lines with a higher pressure demand than Class 150. It is governed by ASME B16.3-2021 (Classes 150 and 300) with NPT thread per ASME B1.20.1-2013 (R2018). In 1/4" to 1", Class 300 allows 2000 psi (13.8 MPa) WOG up to 66 °C. The lot covers 1/4" to 4".

Type specifications

FeatureSpecification
Fitting standardASME B16.3-2021 — Malleable Iron Threaded Fittings, Classes 150 and 300
ThreadNPT per ASME B1.20.1-2013 (R2018)
WOG pressure (water, oil, gas), −29 to 66 °C2000 psi (13.8 MPa) in 1/4"–1"; 1500 psi (10.3 MPa) in 1-1/4"–2"; larger sizes per the standard’s pressure-temperature table — confirm when quoting
Saturated steam300 psi (2.07 MPa) — basis of the Class 300 designation; allowable pressure decreases with temperature per the B16.3-2021 table
MaterialMalleable iron; finish (black or galvanized) and lot grade confirmed when quoting
Lot sizes1/4", 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 4"

Before using these data in engineering decisions — design, installation or systems with mechanical risk of pressure, rupture, fatigue, impact or water hammer — you must read the Technical notice and limitation of liability at the end of this page.

Installation recommendations

We dispatch to Bogotá, Medellín, Cali, Barranquilla and all of Colombia. Quote the 300 lb threaded malleable iron elbow via WhatsApp stating size, finish and quantity to confirm availability.

04Frequently asked questions

What pressure does the Class 300 malleable iron elbow withstand?

Per ASME B16.3-2021, Class 300 allows 2000 psi (13.8 MPa) WOG from −29 to 66 °C in 1/4"–1" and 1500 psi (10.3 MPa) in 1-1/4"–2"; on saturated steam the class basis is 300 psi (2.07 MPa). For larger lot sizes the standard’s table is confirmed when quoting.

How does it differ from a Class 150 elbow?

Class 300 is the higher-pressure class of ASME B16.3-2021: it allows 2000 psi WOG up to 66 °C in 1/4"–1", while Class 150 is limited to 300 psi over that same temperature range.

What thread does it have?

Taper NPT thread per ASME B1.20.1-2013 (R2018), sealing by thread interference with the help of a compatible sealant.

How is it installed?

With clean threads and compatible sealant: tighten while holding the body with a second wrench to avoid twisting the line, then leak-test before operating.

Before using these data in engineering decisions — design, installation or systems with mechanical risk of pressure, rupture, fatigue, impact or water hammer — you must read the Technical notice and limitation of liability at the end of this page.

05Related in this family

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Updated: July 22, 2026