ASTM B381 150# 300# titanium weld neck flange 3'' 5'' for chemical industry

1. Production Information

Standard Specification: ASTM B381/ASME SB381

Standard: ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size: 1/2"~ 30"NB, NPS 1/2 - NPS 24 (DN 10 - 2000)

Class/Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64, etc/

Flange Face Type: Flat Face(FF), Raised Face(RF), Ring Type Joint(RTJ)

Grade: Titanium Gr1, Titanium Gr2, Titanium Gr4, Titanium Gr5, Titanium Gr7

2. Available Dimensions

3. Titanium Flange Production Process

Raw Material ⇒ Inspection Material ⇒ Cutting ⇒ Heating ⇒ Forging ⇒ Heat Treatment ⇒ Machining ⇒ Drilling ⇒ Marking ⇒ Washing/Cleaning ⇒ Final Inspection ⇒ Packing ⇒ Delivery

4. Titanium Flange Type

a. Slip On Flange                  b.Welding Neck Flange                    c.Threaded Flange(Screwed Flange)

d. Plain Flange                       e.Blind Flange                                      f.Lap Joint Flange

g. Wocket Welding Flange                        h. welded flange                    i. titanium large-diameter flange

5. Detailed Drawing

6. Service

• We have the stocks so we would provide our clients the short delivery time
• Strict control from raw materials till products finished, so the quality is guaranteed.
• Customized sizes are offered as well as specified sizes and multiple sizes.
• Strict quality test from raw material to product.
• Original mill sheet test reports EN 10204.3.1 is available.

7. Quality Assurance

A. According to globally recognized standards, such as ASTM, AMS, ASME. Provide third-party inspection reports. ISO Quality Management System.

B. Visual inspection to check surface quality, ensuring without flaw, black dot and other defects.

C. Chemical Composition making sure all chemical components can satisfy customer’s demands.

D. Mechanical Property testing making sure all titanium products have satisfying mechanical features before delivery.

E. Heat treatment

F. Dimensions Check

G. Workmanship, Finish&Appearance