Böhler FOX EV PIPE E7016-1 Basic Pipe Welding Electrode

Description

E7016-1 pipe electrode for root passes on DC- and fill and cap on DC+

The Böhler FOX EV PIPE is a basic-coated, unalloyed electrode classified AWS A5.1 E7016-1 and EN ISO 2560-A E 42 4 B 1 2. Böhler Welding designed it for positional welding of root passes with DC- polarity, as well as for fill and cap passes of pipes, tubes and plates on DC+ polarity and AC. The data sheet describes good gap bridging, easy slag removal for minimum grinding, and weld metal toughness down to -50 °F. It is also said to save considerable time against E7018-type electrodes on root passes thanks to higher travel speeds, and a 1/8 in diameter can be used for roots in wall thicknesses of 5/16 in and more. HIC tests to NACE TM-02-84 are cited for sour gas use, with SSC values available.

Technical specifications

Parameter Specification
AWS classification A5.1 / SFA-5.1 E7016-1; A5.1M E4916-1
EN ISO classification 2560-A E 42 4 B 1 2; 2560-B E4916-1 A
Typical analysis, wt % C 0.06; Si 0.60; Mn 0.9
Yield strength, as welded 68 ksi typical (minimum 61)
Tensile strength, as welded 81 ksi typical (73 to 93)
Elongation, as welded 29 % typical (minimum 20)
Impact energy ISO-V, as welded 125 ft-lbs at 68 °F; 89 at 0 °F; 74 at -40 °F (minimum 35); 48 at -50 °F (minimum 20)
Polarity DC+ (DC- for the root pass); AC possible for fill and cap
Sizes and current 5/64 in x 12 in: 30 to 60 A; 3/32 in x 12 in: 40 to 90 A; 1/8 in x 14 in: 60 to 130 A; 5/32 in x 14 in: 110 to 180 A
Approvals TÜV (07620), DB (10.014.77), CE, NAKS, GAZPROM
Data sheet edition 05/2021

Base materials and pipe applications

The data sheet lists P235GH, P265GH, P295GH, P235T1, P275T1, P235G2TH, P255G1TH, S255N to S420N (stress relieved up to S380N), L290NB to L360NB, L290MB to L415MB, and API 5L Grades A, B and X42 to X60, plus ASTM A53 Gr. A-B, A106 Gr. A-C, A179, A192 and A210 Gr. A-1. Higher grades L450MB to L555MB and X65 to X80 are marked for the root pass only. That boundary matters: the electrode is a root and general-purpose pipe electrode, and for hot, fill and cap passes on high-strength line pipe a higher-strength vertical-down type such as the

FOX BVD 85.

is the usual pairing, while cellulosic roots are covered by the

FOX CEL+.

.

Choosing between E7016-1 and E7018-1: an E7018-type such as the

FOX EV 50.

has higher metal recovery and is common for fill passes, while the EV PIPE trades some deposition for fast, controllable root runs on DC- with gap bridging. Check the welding procedure to see which polarity applies to each pass, and qualify the root and fill electrodes together if the code requires it.

Related Böhler Welding electrode Classification (AWS A5.1 / A5.5 / A5.4) Typical use
FOX EV 50 E7018-1 H4R Mild and fine-grain steel, boiler, tank and offshore work
FOX EV 70 E9018-G H4R High-strength fine-grained steel, 550 MPa class
FOX DCMS Kb E8018-B2 H4 1 % Cr, 0.5 % Mo boiler, plate and tube steel

Handling and what to confirm

Keep the pack sealed and dry; this data sheet does not print a redrying range, so follow the pack label and Böhler guidance if the electrodes have taken up moisture. Confirm in the enquiry the pipe grade and wall thickness, whether the pack should be the pipeline tin, which diameters are needed, and any NAKS, GAZPROM or sour-service documentation that the contract requires.

How the Böhler FOX EV PIPE works

An arc is struck between the electrode and the pipe. The basic coating melts to shield the weld pool and forms a slag layer over the bead. The core wire adds unalloyed weld metal to the joint. The welder runs the root pass on DC minus and the fill and cap on DC plus.

Where the FOX EV PIPE is used

  • Pipeline root passes
  • Fill and cap passes on pipe
  • Tube welding
  • Plate welding
  • Positional welding on site

Selection checklist for the FOX EV PIPE

  • Base material grade
  • Wall thickness
  • Pass type
  • Welding position
  • Polarity
  • Electrode diameter
  • Welding current
  • Toughness needed

Installation, commissioning and maintenance notes for the FOX EV PIPE

Keep the electrodes dry and store them as the maker advises. Set the current inside the range for the diameter. Clean the slag from each pass before the next. Run a procedure test before production welding.

Requesting a quotation for the Böhler FOX EV PIPE

Please send the diameter, the quantity, the base material and the pass type. Seven Star LLC serves industrial customers in Oman and the GCC and replies with a quotation based on the information provided.

FOX EV PIPE electrode type

It is a basic-coated, unalloyed electrode.

FOX EV PIPE root pass

It is designed for positional welding of root passes with DC minus polarity.

FOX EV PIPE fill and cap

It is also designed for fill and cap passes on DC plus polarity and AC.

FOX EV PIPE materials

It welds pipes, tubes and plates.

FOX EV PIPE gap bridging

The data sheet describes good gap bridging.

FOX EV PIPE slag removal

Slag is easy to remove, so grinding is kept to a minimum.

FOX EV PIPE toughness

Weld metal toughness is given down to minus 50 degrees F.

FOX EV PIPE travel speed

Böhler says higher travel speeds save time on root passes compared with E7018-type electrodes.

FOX EV PIPE root diameter

A 1/8 inch diameter can be used for roots in wall thicknesses of 5/16 inch and more.

FOX EV PIPE carbon content

The typical carbon content is 0.06 percent.

FOX EV PIPE silicon content

The typical silicon content is 0.60 percent.

FOX EV PIPE manganese content

The typical manganese content is 0.9 percent.

FOX EV PIPE yield strength

The typical as-welded yield strength is 68 ksi.

FOX EV PIPE tensile strength

The typical as-welded tensile strength is 81 ksi.

FOX EV PIPE elongation

The typical as-welded elongation is 29 percent.

FOX EV PIPE polarity

The polarity is DC plus, with DC minus for the root pass.

FOX EV PIPE 5/64 inch size

The 5/64 inch electrode is 12 inches long and runs at 30 to 60 A.

FOX EV PIPE 3/32 inch size

The 3/32 inch electrode is 12 inches long and runs at 40 to 90 A.

FOX EV PIPE 1/8 inch size

The 1/8 inch electrode is 14 inches long and runs at 60 to 130 A.

FOX EV PIPE 5/32 inch size

The 5/32 inch electrode is 14 inches long and runs at 110 to 180 A.

FOX EV PIPE high strength pipe

On higher grades the electrode is marked for the root pass only.

FOX EV PIPE pairing

A higher-strength vertical-down electrode is the usual pairing for fill and cap on high-strength line pipe.

Welding records for the FOX EV PIPE

Record the batch number, the diameter, the current and the pass type for each joint.

Choosing the right FOX EV PIPE diameter

Choose the diameter from the wall thickness and the pass being welded.

Documents and quotation

You can download the FOX EV PIPE data sheet from this page to check each value against your procedure. Browse welding electrodes for neighbouring items. To request a price, tell us the diameter, how it should be packed, how much you need, the parent metal and any certificate wording.

Datasheets & Documents
  • PDF Datasheet Böhler Welding FOX EV PIPE product data sheet (SMAW, US edition, 05/2021) Download
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About brand

Böhler Welding is the welding consumables brand of voestalpine Böhler Welding, part of the Austrian voestalpine group, with its head office in Düsseldorf, Germany. The company states more than 100 years of experience in filler metals for joining, repair and cladding.

Seven Star LLC is an independent supplier in Muscat. We list Böhler Welding consumables for fabricators, pipeline contractors and maintenance workshops in Oman and the GCC.

Böhler Welding product series

Stick electrodes are the largest group: FOX CEL cellulosic electrodes for root passes on pipelines, FOX BVD vertical-down basic electrodes for line pipe, FOX EV low-hydrogen electrodes such as the E7018-1 FOX EV 50, Cr-Mo electrodes such as FOX DCMS Kb and FOX CM 2 Kb for creep-resistant steels, and stainless grades such as FOX EAS 4 M-VD.

The range continues with Union and Thermanit TIG rods, diamondspark and FOXcore flux-cored wires (including duplex E2209T1 and pipeline E91T1-K2M), Union and Thermanit submerged arc wires for Cr-Mo, Ni-Mo and P91 steels, and UV submerged arc fluxes. Böhler Welding also lists strip cladding, brazing, ceramic backing and welding automation.

Where Böhler Welding consumables are used

Cross-country oil and gas pipelines, refinery and power plant piping in Cr-Mo and P91 steels, pressure vessels, structural steel, duplex and stainless process piping, and dissimilar joints between carbon and stainless steels.

Ordering Böhler Welding consumables: what we need

Give the product name and the AWS or EN ISO classification, the diameter and length, the packaging (vacuum pack, can or spool) and the quantity. For pipeline and critical work also state the pipe grade, wall thickness, welding position and whether impact test values, hydrogen class or sour-service data are required, so the product can be checked against the Böhler Welding data sheet.

Frequently Asked Questions

What is the AWS classification of FOX EV PIPE?
AWS A5.1 E7016-1, with EN ISO 2560-A E 42 4 B 1 2.
Which polarity is used for the root pass?
DC negative for the root pass; DC positive (or AC) for fill and cap passes.
Which sizes does the US data sheet list?
5/64 and 3/32 in x 12 in, and 1/8 and 5/32 in x 14 in.
Can it weld X65 to X80 pipe?
Böhler marks L450MB to L555MB and X65 to X80 for the root pass only.
Which approvals are printed?
TÜV (07620), DB (10.014.77), CE, NAKS and GAZPROM.