Name: Carbon Steel Globe Valve 1 Inch Class 1500 - Singapore
Brand: Supreme Valves India
SKU: SV-CS-GLV-CL1500-1IN-SINGAPORE
Availability: InStock
Rating: 4.8 (94 reviews)

Question 1

What is a Class 1500 carbon steel globe valve and where is it used in Singapore?

Accepted Answer

A Class 1500 carbon steel globe valve is a heavy-duty forged steel valve rated for maximum working pressures up to 3735 PSI (25.7 MPa) at 38 deg C. In Singapore, these valves are widely used in high-pressure steam systems, oil and gas processing, refinery units, and power generation facilities. Class 1500 valves are mandatory for critical service applications where leak-tight shut-off is required under high pressure differentials. Supreme Valves India supplies Class 1500 carbon steel globe valves to Singapore projects from our warehouse in Ahmedabad with DAP delivery to Singapore.

Question 2

What is the difference between API 602 and BS 1873 globe valves?

Accepted Answer

API 602 is the American Petroleum Institute standard for small steel valves covering NPS 1/4 to NPS 4 flanged, threaded, and welded-end valves with strict seat leakage requirements (bubble-tight per API 598) and mandatory graphite packing. BS 1873 is the British Standard for steel globe and check valves in the same size range but allows more design flexibility. For Singapore oil and gas projects, API 602 is the preferred specification.

Question 3

What is CN5 trim in a globe valve and why does it matter for {country} projects?

Accepted Answer

CN5 trim per API 600/602 means: ASTM A105N body/bonnet, 13% chromium (410 stainless) stem, and Stellite 6 hard-facing weld deposit on the seat and disc contact surfaces. The Stellite facing prevents galling and provides exceptional wear resistance in high-cycle and erosive service. For Singapore refinery and petrochemical applications, CN5 trim is the standard specification for critical service globe valves.

Question 4

What certifications are required for globe valves imported into Singapore?

Accepted Answer

Imports into Singapore typically require: API 602 API Monogram certification for petroleum sector projects, material test certificates (MTC) with heat numbers and chemical/physical properties, hydrostatic test certificates, PMI (positive material identification) reports, third-party inspection certificates (SGS/Bureau Veritas/ABS), and certificates of origin. Supreme Valves India provides all documentation packages as standard and can arrange additional certifications as required by your import permit.

Question 5

What is the typical delivery time for carbon steel globe valves to Singapore, Singapore?

Accepted Answer

Standard Class 1500 CS globe valves (1/2-inch to 2-inch) ship from our Ahmedabad warehouse within 3-5 working days for in-stock items. Manufacturing Production schedule for non-stock sizes is 3-4 weeks. Air freight to Singapore takes 5-7 days total. Sea freight to Port of Singapore (PSA) takes 3-4 weeks. DAP Singapore delivery is typically 4-6 weeks from order confirmation, including all logistics and customs coordination.

Question 6

What is the pressure-temperature rating of Class 1500 A105N globe valves?

Accepted Answer

Class 1500 A105N valves are rated: 3735 PSI at 38 deg C, 2755 PSI at 300 deg C, 1570 PSI at 425 deg C, and 570 PSI at 530 deg C. These valves are suitable for saturated steam service up to 260 deg C at full rating, and for hot oil or thermal fluid service up to 425 deg C. The graphite gland packing extends to 540 deg C. These ratings per ASME B16.34 make Class 1500 globe valves suitable for high-pressure steam headers and hydrocarbon processing in Singapore.

Question 7

Why source carbon steel globe valves from India for Singapore projects?

Accepted Answer

India is one of the world's largest valve manufacturing hubs with API-certified production at 30-40% lower cost than European and American manufacturers. Supreme Valves India has exported over 50,000 valves globally since 1986, including numerous shipments to Singapore. Our Singapore clients include refinery operators, EPC contractors, and industrial distributors who value our combination of API-compliant quality, competitive pricing, complete documentation packages, and reliable delivery plans.

Question 8

What end connections are available for Class 1500 globe valves?

Accepted Answer

Class 1500 carbon steel globe valves are available with: Flanged RF (Raised Face, ASME B16.5) - most common for refinery applications; Flanged RTJ (Ring Type Joint) - for high-pressure/high-temperature critical service; Threaded NPT/BSP (ASME B1.20.1) - for instrumentation and bypass lines; Socket Weld (SW, ASME B16.11) - for small bore high-pressure applications; Butt Weld (BW, ASME B16.25) - for permanent pipeline installations. For Singapore refinery projects, flanged RF is the most commonly specified end connection.

Component	Material Specification
Body & Bonnet	Ductile Iron (ASTM A536 / EN-GJS-400-15)
Stem / Spindle	SS 410 / SS 420
Seat / Trim	EPDM / NBR / Bronze

Parameter	Specification / Standard
Manufacturing / Design Standard	EN 1171 / AWWA C509 / BS 5163
Testing Standard	API 598 / EN 12266-1
Pressure Rating	PN16 / PN25

Carbon Steel Globe Valve 1 Inch Class 1500 — Singapore, Singapore

Valve Specifications

Materials of Construction (MOC)

Technical Specifications