What materials are used for the valve body and ball?

Body materials include ASTM A105, 304, 316, and alloys; Ball materials include ASTM A105, 304, 316, and alloys.

What is the lead time for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Does the valve have a blow-out proof stem?

Yes, the design includes an anti-blow-out stem for safety under high pressure.

Double Block & Bleed Flanged Ball Valve (DBB Ball Valve)

Name: Double Block & Bleed Flanged Ball Valve (DBB Ball Valve)
Brand: Goole Valve technology Co., Ltd.
SKU: 1946089905

Zhejiang, ChinaGoole Valve technology Co., Ltd.

US$1.00

1 Piece

Product profile

Customization

Available

Material

Carbon Steel

Connection Form

Flange

Model NO.

GADBBQ41F

Driving Mode

Manual

Nominal Pressure

ANSI CLASS 150-900

Channel

Straight Through Type

Structure

Double Block and Bleed

Type

Floating Ball Valve

Function

Blow-Down Valve, Relief Valve

Temperature

Normal Temperature

Application

Industrial Usage

Feature

Double Ball with a Needle Valve

Transport Package

Plywood Case

Specification

CE, SGS, TUV

Trademark

GOOLE, OEM

Origin

China(Mainland)

HS Code

8481804090

Production Capacity

10, 000PCS/Year

Key features

Integrated Triple Valve Design: Combines primary isolation, secondary isolation, and bleed functions into a single compact block.

Fire-Safe Certified: Meets BS6755/6FA/607 standards with secondary graphite seals for safety during fire events.

Bi-Directional Sealing: Ensures reliable sealing and leak-proof performance in both flow directions.

Blow-Out Proof Stem: Anti-blow-out stem design prevents stem ejection under high pressure conditions.

Customizable Valve Configuration: Options include Needle, Globe, Gate, and Check valves integrated into the design.

Wide Pressure Range: Available in ANSI Ratings from 150# to 2500# (PN16 to PN420).

Low Fugitive Emission: Features low fugitive emission packing to minimize environmental leakage.

ISO 5211 Mounting Pad: Standard ISO 5211 mounting pad allows for easy actuator installation.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Goole Valve technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-07-09Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤4.76hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, DDP, DAP

AI-Powered supplier vetting

SummaryThe supplier manufactures specialized equipment for oil refining and chemical production and also conducts hardware product manufacturing, research and development, sales, and related services. It reports ISO 9001 and ISO 14001 certification, two production lines, six to ten quality-control staff, and six to ten years of total R&D engineer experience. The supplier offers broad customization, OEM, and ODM services, with documented inspection, corrective-action, complaint-handling, and traceability procedures. Export experience is stated as 15 years, with 51%–70% of total sales from exports and self-operated import/export rights. However, it has no overseas agents or branches, warehouses, showrooms, or SDK availability; it also reports no new products in the past year and no valid manufacturing-capacity contract with related subcontractors. Customer cases are not specifically provided.

Supplier typeThe stated business scope includes manufacturing and sales of specialized equipment for oil refining and chemical production, hardware product manufacturing, hardware R&D, and ferrous metal casting. The company description also covers material purchasing, production, inspection, delivery, and after-sales service, indicating a manufacturer with integrated related operations.

CertificationsThe supplier reports holding ISO 9001 and ISO 14001 certifications. These are explicit certifications relevant to quality and environmental management systems.

After-Sales capabilityThe supplier states that its operations include after-sales service and has clear, followed procedures and records for handling customer complaints and corrective and preventive actions. However, it reports no overseas agents or branches and offers overseas services in zero countries, which limits directly evidenced overseas service coverage.

Production capacityThe supplier operates two production lines, maintains six to ten quality-control staff, has in-stock service capacity, and uses documented inspection, supplier assessment, corrective-action, complaint-handling, quality-assurance, and material-traceability procedures. Nevertheless, it reports no valid contract with associated subcontractors for manufacturing capacity, creating a documented weakness in subcontracting governance.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also provides OEM services for well-known brands and ODM services, demonstrating broad stated customization and manufacturing-design support.